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1.
Anesth Analg ; 139(1): 220-225, 2024 Jul 01.
Artículo en Inglés | MEDLINE | ID: mdl-38195082

RESUMEN

BACKGROUND: Operating room (OR) expenditures and waste generation are a priority, with several professional societies recommending the use of reprocessed or reusable equipment where feasible. The aim of this analysis was to compare single-use pulse oximetry sensor stickers ("single-use stickers") versus reusable pulse oximetry sensor clips ("reusable clips") in terms of annual cost savings and waste generation across all ORs nationally. METHODS: This study did not involve patient data or research on human subjects. As such, it did not meet the requirements for institutional review board approval. An economic model was used to compare the relative costs and waste generation from using single-use stickers versus reusable clips. This model took into account: (1) the relative prices of single-use stickers and reusable clips, (2) the number of surgeries and ORs nationwide, (3) the workload burden of cleaning the reusable clips, and (4) the costs of capital for single-use stickers and reusable clips. In addition, we also estimated differences in waste production based on the raw weight plus unit packaging of single-use stickers and reusable clips that would be disposed of over the course of the year, without any recycling interventions. Estimated savings were rounded to the nearest $0.1 million. RESULTS: The national net annual savings of transitioning from single-use stickers to reusable clips in all ORs ranged from $510.5 million (conservative state) to $519.3 million (favorable state). Variability in savings estimates is driven by scenario planning for replacement rate of reusable clips, workload burden of cleaning (ranging from an additional expense of $618k versus a cost savings of $309k), and cost of capital-interest gained on investment of capital that is freed up by the monetary savings of a transition to reusable clips contributes between $541k (low-interest rates of 2.85%) and $1.3 million (high-interest rates of 7.08%). The annual waste that could be diverted from landfill by transitioning to reusable clips was found to be between 587 tons (conservative state) up to 589 tons (favorable state). If institutions need to purchase new vendor monitors or cables to make the transition, that may increase the 1-time capital disbursement. CONCLUSIONS: Using reusable clips versus single-use stickers across all ORs nationally would result in appreciable annual cost savings and waste generation reduction impact. As both single-use stickers and reusable clips are equally accurate and reliable, this cost and waste savings could be instituted without a compromise in clinical care.


Asunto(s)
Ahorro de Costo , Equipos Desechables , Equipo Reutilizado , Quirófanos , Oximetría , Quirófanos/economía , Oximetría/economía , Oximetría/instrumentación , Equipo Reutilizado/economía , Humanos , Estados Unidos , Equipos Desechables/economía , Modelos Económicos , Costos de Hospital
2.
Neuroimage ; 256: 119216, 2022 08 01.
Artículo en Inglés | MEDLINE | ID: mdl-35452803

RESUMEN

Currently, there is great interest in making neuroimaging widely accessible and thus expanding the sampling population for better understanding and preventing diseases. The use of wearable health devices has skyrocketed in recent years, allowing continuous assessment of physiological parameters in patients and research cohorts. While most health wearables monitor the heart, lungs and skeletal muscles, devices targeting the brain are currently lacking. To promote brain health in the general population, we developed a novel, low-cost wireless cerebral oximeter called FlexNIRS. The device has 4 LEDs and 3 photodiode detectors arranged in a symmetric geometry, which allows for a self-calibrated multi-distance method to recover cerebral hemoglobin oxygenation (SO2) at a rate of 100 Hz. The device is powered by a rechargeable battery and uses Bluetooth Low Energy (BLE) for wireless communication. We developed an Android application for portable data collection and real-time analysis and display. Characterization tests in phantoms and human participants show very low noise (noise-equivalent power <70 fW/√Hz) and robustness of SO2 quantification in vivo. The estimated cost is on the order of $50/unit for 1000 units, and our goal is to share the device with the research community following an open-source model. The low cost, ease-of-use, smart-phone readiness, accurate SO2 quantification, real time data quality feedback, and long battery life make prolonged monitoring feasible in low resource settings, including typically medically underserved communities, and enable new community and telehealth applications.


Asunto(s)
Encéfalo/fisiología , Oximetría/métodos , Dispositivos Electrónicos Vestibles , Tecnología Inalámbrica , Cabeza , Hemoglobinas/análisis , Humanos , Oximetría/economía , Oximetría/instrumentación , Fantasmas de Imagen , Dispositivos Electrónicos Vestibles/economía , Tecnología Inalámbrica/economía
3.
Plast Reconstr Surg ; 148(2): 185e-189e, 2021 Aug 01.
Artículo en Inglés | MEDLINE | ID: mdl-34133372

RESUMEN

BACKGROUND: Vioptix is a near-infrared spectroscopy tissue oximetry technology that allows for noninvasive monitoring of flap perfusion. Despite the reported benefits of Vioptix, the cost-effectiveness of this flap monitoring technology has not been compared to clinical examination alone. METHODS: A cost-effectiveness model, from the patient perspective, was constructed with two treatment arms: clinical examination versus clinical examination combined with Vioptix for flap monitoring after autologous, free flap breast reconstruction. Costs, utilities, and other model inputs were identified from the literature. One-way and probabilistic sensitivity analyses were performed. Gamma distributions were created for cost variables, and beta distributions were created for probability variables. An incremental cost-effectiveness ratio under $50,000 per quality-adjusted life-year (QALY) was considered cost-effective. All analyses were performed using TreeAge Pro (Williamstown, Mass.). RESULTS: Mean cost of autologous free tissue transfer breast reconstruction with clinical examination-based flap monitoring was found to be $37,561 with an effectiveness of 0.79, whereas the mean cost of clinical examination with Vioptix for flap monitoring was $39,361 with effectiveness of 0.82. This yielded an incremental cost-effectiveness ratio of $60,507 for clinical examination combined with Vioptix for flap monitoring. One-way sensitivity analysis revealed that clinical examination with Vioptix became cost-effective when the cost of Vioptix was less than $1487. Probabilistic sensitivity analysis found that clinical examination was cost-effective in 86.5 percent of cases. CONCLUSION: Although clinical examination combined with Vioptix is minimally more effective for flap monitoring after autologous, free flap breast reconstruction, clinical examination alone is the more cost-effective flap monitoring option.


Asunto(s)
Colgajos Tisulares Libres/irrigación sanguínea , Mamoplastia/economía , Monitoreo Ambulatorio/economía , Examen Físico/economía , Complicaciones Posoperatorias/diagnóstico , Análisis Costo-Beneficio/estadística & datos numéricos , Femenino , Colgajos Tisulares Libres/efectos adversos , Colgajos Tisulares Libres/trasplante , Humanos , Mamoplastia/efectos adversos , Mamoplastia/métodos , Modelos Económicos , Monitoreo Ambulatorio/instrumentación , Monitoreo Ambulatorio/métodos , Oximetría/economía , Oximetría/instrumentación , Oximetría/métodos , Complicaciones Posoperatorias/etiología , Años de Vida Ajustados por Calidad de Vida , Espectroscopía Infrarroja Corta/economía , Espectroscopía Infrarroja Corta/instrumentación , Espectroscopía Infrarroja Corta/métodos
4.
Arch Dis Child ; 106(3): 224-230, 2021 03.
Artículo en Inglés | MEDLINE | ID: mdl-33067311

RESUMEN

BACKGROUND: Pneumonia is the largest cause of child deaths in low-income countries. Lack of availability of oxygen in small rural hospitals results in avoidable deaths and unnecessary and unsafe referrals. METHOD: We evaluated a programme for improving reliable oxygen therapy using oxygen concentrators, pulse oximeters and sustainable solar power in 38 remote health facilities in nine provinces in Papua New Guinea. The programme included a quality improvement approach with training, identification of gaps, problem solving and corrective measures. Admissions and deaths from pneumonia and overall paediatric admissions, deaths and referrals were recorded using routine health information data for 2-4 years prior to the intervention and 2-4 years after. Using Poisson regression we calculated incidence rates (IRs) preintervention and postintervention, and incidence rate ratios (IRR). RESULTS: There were 18 933 pneumonia admissions and 530 pneumonia deaths. Pneumonia admission numbers were significantly lower in the postintervention era than in the preintervention era. The IRs for pneumonia deaths preintervention and postintervention were 2.83 (1.98-4.06) and 1.17 (0.48-1.86) per 100 pneumonia admissions: the IRR for pneumonia deaths was 0.41 (0.24-0.71, p<0.005). There were 58 324 paediatric admissions and 2259 paediatric deaths. The IR for child deaths preintervention and postintervention were 3.22 (2.42-4.28) and 1.94 (1.23-2.65) per 100 paediatric admissions: IRR 0.60 (0.45-0.81, p<0.005). In the years postintervention period, an estimated 348 lives were saved, at a cost of US$6435 per life saved and over 1500 referrals were avoided. CONCLUSIONS: Solar-powered oxygen systems supported by continuous quality improvement can be achieved at large scale in rural and remote hospitals and health care facilities, and was associated with reduced child deaths and reduced referrals. Variability of effectiveness in different contexts calls for strengthening of quality improvement in rural health facilities. TRIAL REGISTRATION NUMBER: ACTRN12616001469404.


Asunto(s)
Oximetría/instrumentación , Terapia por Inhalación de Oxígeno/instrumentación , Oxígeno/uso terapéutico , Neumonía/mortalidad , Energía Solar/economía , Adolescente , Niño , Preescolar , Análisis Costo-Beneficio/estadística & datos numéricos , Países en Desarrollo/estadística & datos numéricos , Instituciones de Salud/normas , Hospitalización/estadística & datos numéricos , Hospitales Rurales/estadística & datos numéricos , Humanos , Incidencia , Lactante , Recién Nacido , Mortalidad/tendencias , Oximetría/economía , Oxígeno/administración & dosificación , Terapia por Inhalación de Oxígeno/economía , Papúa Nueva Guinea/epidemiología , Neumonía/epidemiología , Neumonía/terapia , Evaluación de Programas y Proyectos de Salud , Mejoramiento de la Calidad , Energía Solar/estadística & datos numéricos
5.
BMJ Open ; 10(10): e038830, 2020 10 07.
Artículo en Inglés | MEDLINE | ID: mdl-33033026

RESUMEN

INTRODUCTION: Despite the high prevalence of obstructive sleep apnoea (OSA) in obese patients undergoing bariatric surgery, OSA is undiagnosed in the majority of patients and thus untreated. While untreated OSA is associated with an increased risk of preoperative and postoperative complications, no evidence-based guidelines on perioperative care for these patients are available. The aim of the POPCORN study (Post-Operative Pulse oximetry without OSA sCreening vs perioperative continuous positive airway pressure (CPAP) treatment following OSA scReeNing by polygraphy (PG)) is to evaluate which perioperative strategy is the most cost-effective for obese patients undergoing bariatric surgery without a history of OSA. METHODS AND ANALYSIS: In this multicentre observational cohort study, data from 1380 patients who will undergo bariatric surgery will be collected. Patients will receive either postoperative care with pulse oximetry monitoring and supplemental oxygen during the first postoperative night, or care that includes preoperative PG and CPAP treatment in case of moderate or severe OSA. Local protocols for perioperative care in each participating hospital will determine into which cohort a patient is placed. The primary outcome is cost-effectiveness, which will be calculated by comparing all healthcare costs with the quality-adjusted life-years (QALYs, calculated using EQ-5D questionnaires). Secondary outcomes are mortality, complications within 30 days after surgery, readmissions, reoperations, length of stay, weight loss, generic quality of life (QOL), OSA-specific QOL, OSA symptoms and CPAP adherence. Patients will receive questionnaires before surgery and 1, 3, 6 and 12 months after surgery to report QALYs and other patient-reported outcomes. ETHICS AND DISSEMINATION: Approval from the Medical Research Ethics Committees United was granted in accordance with the Dutch law for Medical Research Involving Human Subjects Act (WMO) (reference number W17.050). Results will be submitted for publication in peer-reviewed journals and presented at (inter)national conferences. TRIAL REGISTRATION NUMBER: NTR6991.


Asunto(s)
Cirugía Bariátrica , Obesidad Mórbida , Apnea Obstructiva del Sueño , Cirugía Bariátrica/economía , Estudios de Cohortes , Presión de las Vías Aéreas Positiva Contínua/economía , Análisis Costo-Beneficio , Humanos , Estudios Multicéntricos como Asunto , Obesidad Mórbida/complicaciones , Obesidad Mórbida/economía , Obesidad Mórbida/cirugía , Obesidad Mórbida/terapia , Estudios Observacionales como Asunto , Oximetría/economía , Oxígeno/administración & dosificación , Atención Perioperativa , Estudios Prospectivos , Calidad de Vida , Apnea Obstructiva del Sueño/economía , Apnea Obstructiva del Sueño/etiología , Apnea Obstructiva del Sueño/cirugía , Apnea Obstructiva del Sueño/terapia
6.
Can J Public Health ; 111(5): 804-811, 2020 10.
Artículo en Inglés | MEDLINE | ID: mdl-31907759

RESUMEN

OBJECTIVE: Previously conducted cost-effectiveness analyses of pulse oximetry screening (POS) for critical congenital heart defects (CCHDs) have shown it to be a cost-effective endeavour, but the geographical setting of Ontario in relation to its vast yet sparsely populated regions presents unique challenges. The objective of this study was to estimate the cost-effectiveness of POS for CCHD in Ontario, Canada. METHODS: A cost-effectiveness analysis, comparing POS to no POS, was conducted from the Ontario healthcare payer perspective using a Markov model. The base case was defined as a well-appearing newborn at 24 h of age. Outcome measures, including quality-adjusted life months (QALMs), lifetime costs, and incremental cost-effectiveness ratios (ICER) [ΔCost/ΔQALMs], were calculated over a lifetime horizon. All outcomes were discounted at 1.5% per year. Cost-effectiveness was assessed using an a priori ICER threshold of CAD$4166.67 per QALM (equivalent to CAD$50,000 per quality-adjusted life year). Deterministic and probabilistic sensitivity analyses were conducted to assess parameter uncertainty. RESULTS: Implementation of POS is expected to lead to timely diagnosis of 51 CCHD cases annually. The incremental cost of performing POS was estimated to be $27.27 per screened individual, with a gain of 0.02455 QALMs. This yielded an ICER of CAD$1110.79 per QALM, well below the pre-determined threshold. The probabilistic sensitivity analysis estimated a 92.3% chance of routine implementation of POS being cost-effective. CONCLUSION: Routine implementation of POS for CCHD in Ontario is expected to be cost-effective.


Asunto(s)
Cardiopatías Congénitas , Tamizaje Neonatal , Oximetría , Análisis Costo-Beneficio , Cardiopatías Congénitas/diagnóstico , Humanos , Recién Nacido , Tamizaje Neonatal/economía , Ontario , Oximetría/economía
7.
Midwifery ; 81: 102593, 2020 Feb.
Artículo en Inglés | MEDLINE | ID: mdl-31812128

RESUMEN

OBJECTIVE: To understand from health professionals who care for newborns their views on the introduction of pulse oximetry screening for the detection of hypoxaemia in a midwifery-led maternity setting. Although oximetry screening for newborns is internationally accepted, national screening is not yet introduced in New Zealand. In this context, we drew on maternity carers' reflections during a feasibility study of oximetry screening to provide perspectives on barriers and enablers to universal screening. METHODS: Data were generated from nine focus groups during five months of 2018 in two north island regions of New Zealand. Participants' (n = 45) opinions about the use of oximetry screening in newborns were analysed thematically using an inductive approach. FINDINGS: Overall, participants stated pulse oximetry screening was easy to do, non-invasive, and worthwhile. Midwives were reassured by screening that provided evidence of either a healthy baby or a need for urgent review. From participants' reports, we identified three themes: (1) oximetry screening for newborns is reassuring, practical and worthwhile; (2) midwifery services workload expectations and under-resourcing will hinder universal screening, and (3) location of the baby at the time of screening could impede universal access. CONCLUSION AND IMPLICATIONS FOR PRACTICE: Midwives viewed implementing a national pulse oximetry screening programme as sensible but problematic unless resourced and funded appropriately. Policymakers should view the concerns of midwives about human and physical resources as significant and account for the need to resource this screening programme appropriately as a priority before implementation.


Asunto(s)
Personal de Salud/psicología , Partería , Tamizaje Neonatal/economía , Tamizaje Neonatal/instrumentación , Oximetría/economía , Oximetría/psicología , Estudios de Factibilidad , Grupos Focales , Humanos , Hipoxia/prevención & control , Recién Nacido , Nueva Zelanda/epidemiología , Carga de Trabajo
8.
Qual Manag Health Care ; 29(1): 35-39, 2020.
Artículo en Inglés | MEDLINE | ID: mdl-31855934

RESUMEN

BACKGROUND: In the setting of tightening health care budgets and capped payments, new strategies are needed to reduce waste while still providing quality and safe care. Transitioning from disposable supplies to reusable options is a viable approach to save money. OBJECTIVE: To reduce the cost of the largest expense in the Adult Emergency Department's budget by 20% by transiting from disposable to reusable pulse oximetry sensors. METHODS: We implemented an interdisciplinary quality improvement project using the Plan-Do-Study-Act cycle to reduce supply costs in an urban, academic emergency department with approximately 70 000 patient visits per year. RESULTS: By switching to reusable supplies, we reduced the average cost of providing pulse oximetry readings by 56% and decreased budget estimates for supply acquisition by roughly $30 000 per month. CONCLUSION: This project represents a successful interdisciplinary approach to significantly reducing a large budgetary line item with concrete cost savings and highlights potential savings within reusable and disposable supply chains.


Asunto(s)
Equipo Reutilizado/economía , Costos de la Atención en Salud/estadística & datos numéricos , Oximetría/economía , Centros Médicos Académicos , Costos y Análisis de Costo , Servicio de Urgencia en Hospital , Humanos , Oximetría/métodos , Mejoramiento de la Calidad
10.
Eur J Pediatr ; 178(1): 97-103, 2019 Jan.
Artículo en Inglés | MEDLINE | ID: mdl-30334077

RESUMEN

Pulse oximetry (PO) screening is used to screen newborns for critical congenital heart defects (CCHD). Analyses performed in hospital settings suggest that PO screening is cost-effective. We assessed the costs and cost-effectiveness of PO screening in the Dutch perinatal care setting, with home births and early postnatal discharge, compared to a situation without PO screening. Data from a prospective accuracy study with 23,959 infants in the Netherlands were combined with a time and motion study and supplemented data. Costs and effects of the situations with and without PO screening were compared for a cohort of 100,000 newborns. Mean screening time per newborn was 4.9 min per measurement and 3.8 min for informing parents. The additional costs of screening were in total €14.71 per screened newborn (€11.00 personnel, €3.71 equipment costs). Total additional costs of screening and referral were €1,670,000 per 100,000 infants. This resulted in an incremental cost-effectiveness ratio of €139,000 per additional newborn with CCHD detected with PO, when compared to a situation without PO screening. A willingness-to-pay threshold of €20,000 per gained QALY for screening in the Netherlands makes the screening likely to be cost-effective.Conclusion: PO screening in the Dutch care setting is likely to be cost-effective. What is Known: • Pulse oximetry is increasingly implemented as a screening tool for critical congenital heart defects in newborns. • Previous studies suggest that the screening in cost-effective and in the USA a reduction in infant mortality from critical congenital heart defects was demonstrated. What is New: • This is the first cost-effectiveness analysis for pulse oximetry screening in a setting with screening after home births, with screening at two moments. • Costs of pulse oximetry screening in a setting with hospital and homebirth deliveries were €14.71 and is likely to be cost-effective accordint to Dutch standards.


Asunto(s)
Costos de la Atención en Salud/estadística & datos numéricos , Cardiopatías Congénitas/diagnóstico , Tamizaje Neonatal/economía , Oximetría/economía , Análisis Costo-Beneficio , Parto Domiciliario/estadística & datos numéricos , Humanos , Recién Nacido , Tamizaje Neonatal/métodos , Países Bajos , Oximetría/métodos , Alta del Paciente/tendencias , Estudios Prospectivos
11.
J Stroke Cerebrovasc Dis ; 27(11): 2986-2992, 2018 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-30097400

RESUMEN

INTRODUCTION: Obstructive sleep apnea (OSA) is a well-known risk factor for stroke. This is attributed to multiple mechanisms such as endothelial dysfunction, atrial fibrillation, hypertension, and comorbid obesity. STOP questionnaire alone is unreliable to diagnose OSA and in-hospital sleep study is costly and can be technically challenging. We used high-resolution pulse oximetry (HRPO) to test the feasibility of screening for OSA and predicting outcome. METHODS: Data from 115 stroke patients who underwent HRPO was collected including Oxygen desaturation index (ODI) <4%, pulse rate, arterial oxygen saturation (SaO2), and time spent at SaO2 saturation <88%. We also collected data on various confounders. The outcomes measured were NIHSS (National Institutes of Health Stroke Scale), mRS (modified Rankin Score) on discharge, and discharge disposition. RESULTS: Overall 115 patients with valid HRPO data were included in the study. Mean age was 64±12years with 68% white, 22% black, and 10% Hispanic population. Of this cohort of 115 patients, 56% were males. Of the subjects enrolled 22 had atrial fibrillation, 27 had type 2 diabetes, 7 had resistant hypertension, and 7 had patient foramen ovale. Of the 115 patients, 75 patients were found to have ODI of >10 and the mean ODI was 29±30. The NIHSS on admission was 6.14±6.93 and on discharge was 4.46±4.59, mRS on discharge was 1.70±1.67 with 52% being discharged home, 43% to rehab, 2% nursing home, and 3% to long-term acute care facility. In this study, we show a strong association between atrial fibrillation and increasing ODI (P<.001, OR 1.01, CI 1.00-1.03). In addition, our study also shows an association between discharges outcome of rehab (more deficits leading to higher disability) versus discharge to home (lesser deficits) if ODI was ≤10 (P = 0.005, OR 3.76, CI 1.49-9.52). CONCLUSIONS: Our study showed that there is a significant burden of OSA in acute stroke patients. ODI emerged as a predictor of atrial fibrillation and discharge disposition in our study. HRPO may be a cost-effective tool to screen and evaluate for OSA in acute stroke patients.


Asunto(s)
Costos de Hospital , Oximetría/economía , Apnea Obstructiva del Sueño/diagnóstico , Accidente Cerebrovascular/diagnóstico , Anciano , Fibrilación Atrial/diagnóstico , Fibrilación Atrial/epidemiología , Distribución de Chi-Cuadrado , Comorbilidad , Análisis Costo-Beneficio , Evaluación de la Discapacidad , Estudios de Factibilidad , Femenino , Humanos , Modelos Lineales , Modelos Logísticos , Masculino , Persona de Mediana Edad , Análisis Multivariante , Oportunidad Relativa , Admisión del Paciente , Alta del Paciente , Philadelphia/epidemiología , Valor Predictivo de las Pruebas , Recuperación de la Función , Reproducibilidad de los Resultados , Factores de Riesgo , Apnea Obstructiva del Sueño/economía , Apnea Obstructiva del Sueño/epidemiología , Apnea Obstructiva del Sueño/terapia , Accidente Cerebrovascular/economía , Accidente Cerebrovascular/epidemiología , Accidente Cerebrovascular/terapia , Factores de Tiempo , Resultado del Tratamiento
12.
Am J Trop Med Hyg ; 99(4): 1096-1104, 2018 10.
Artículo en Inglés | MEDLINE | ID: mdl-30141389

RESUMEN

Hypoxemia measured by pulse oximetry predicts child pneumonia mortality in low-resource settings (LRS). Existing pediatric oximeter probes are prohibitively expensive and/or difficult to use, limiting LRS implementation. Using a human-centered design, we developed a low-cost, reusable pediatric oximeter probe for LRS health-care workers (HCWs). Here, we report probe usability testing. Fifty-one HCWs from Malawi, Bangladesh, and the United Kingdom participated, and seven experts provided reference measurements. Health-care workers and experts measured the peripheral arterial oxyhemoglobin saturation (SpO2) independently in < 5 year olds. Health-care worker measurements were classed as successful if recorded in 5 minutes (or shorter) and physiologically appropriate for the child, using expert measurements as the reference. All expert measurements were considered successful if obtained in < 5 minutes. We analyzed the proportion of successful SpO2 measurements obtained in < 1, < 2, and < 5 minutes and used multivariable logistic regression to predict < 1 minute successful measurements. We conducted four testing rounds with probe modifications between rounds, and obtained 1,307 SpO2 readings. Overall, 67% (876) of measurements were successful and achieved in < 1 minute, 81% (1,059) < 2 minutes, and 90% (1,181) < 5 minutes. Compared with neonates, increasing age (infant adjusted odds ratio [aOR]; 1.87, 95% confidence interval [CI]: 1.16, 3.02; toddler aOR: 4.33, 95% CI: 2.36, 7.97; child aOR; 3.90, 95% CI: 1.73, 8.81) and being asleep versus being calm (aOR; 3.53, 95% CI: 1.89, 6.58), were associated with < 1 minute successful measurements. In conclusion, we designed a novel, reusable pediatric oximetry probe that was effectively used by LRS HCWs on children. This probe may be suitable for LRS implementation.


Asunto(s)
Hipoxia/diagnóstico , Ensayos de Aptitud de Laboratorios/estadística & datos numéricos , Oximetría/instrumentación , Oxígeno/sangre , Oxihemoglobinas/análisis , Neumonía/diagnóstico , Adulto , Bangladesh , Niño , Equipo Reutilizado , Personal de Salud , Humanos , Hipoxia/sangre , Hipoxia/economía , Lactante , Recién Nacido , Modelos Logísticos , Malaui , Oximetría/economía , Neumonía/sangre , Neumonía/economía , Reino Unido
13.
J Clin Sleep Med ; 14(6): 1005-1015, 2018 06 15.
Artículo en Inglés | MEDLINE | ID: mdl-29852908

RESUMEN

STUDY OBJECTIVES: The growing recognition of obstructive sleep apnea (OSA) as a serious health condition, increasing waiting lists for sleep tests, and a high proportion of unnecessary referrals from general practice highlight the need for alternative diagnostic strategies for OSA. This study's objective was to investigate the cost-effectiveness of DiagnOSAS, a screening tool that strives to facilitate fast and well-informed referral to hospitals and sleep clinics for diagnosis, in The Netherlands. METHODS: A Markov model was constructed to assess cost-effectiveness in men aged 50 years. The diagnostic process of OSA was simulated with and without DiagnOSAS, taking into account the occurrence of hazardous OSA effects: car accidents, myocardial infarction, and stroke. The cost-effectiveness of "DiagnOSAS Strategy" and a "Rapid Diagnosis Scenario," in which time to diagnosis was halved, was assessed. RESULTS: Base case results show that, within a 10-year time period, DiagnOSAS saves €226 per patient at a negligible decrease (< 0.01) in quality-adjusted life-years (QALYs), resulting in an incremental cost-effectiveness ratio of €56,997/QALY. The "Rapid Diagnosis Scenario" dominates usual care (ie, is both cheaper and more effective). For a willingness-to-pay threshold of €20,000/QALY the probability that the "DiagnOSAS Strategy" and "Rapid Diagnosis Scenario" are cost-effective equals 91.7% and 99.3%, respectively. CONCLUSIONS: DiagnOSAS appears to be a cost-saving alternative for the usual OSA diagnostic strategy in The Netherlands. When DiagnOSAS succeeds in decreasing time to diagnosis, it could substantially improve health outcomes as well.


Asunto(s)
Análisis Costo-Beneficio/economía , Oximetría/economía , Polisomnografía/economía , Atención Primaria de Salud/métodos , Apnea Obstructiva del Sueño/diagnóstico , Encuestas y Cuestionarios/economía , Análisis Costo-Beneficio/estadística & datos numéricos , Humanos , Masculino , Cadenas de Markov , Persona de Mediana Edad , Países Bajos , Oximetría/métodos , Oximetría/normas , Oximetría/estadística & datos numéricos , Proyectos Piloto , Polisomnografía/métodos , Medición de Riesgo , Apnea Obstructiva del Sueño/economía , Apnea Obstructiva del Sueño/fisiopatología , Encuestas y Cuestionarios/normas , Encuestas y Cuestionarios/estadística & datos numéricos , Tiempo
15.
Medicine (Baltimore) ; 96(46): e8683, 2017 Nov.
Artículo en Inglés | MEDLINE | ID: mdl-29145300

RESUMEN

BACKGROUND: Pulse oximetry screening is a highly accurate tool for the early detection of critical congenital heart disease (CCHD) in newborn infants. As the technique is simple, noninvasive, and inexpensive, it has potentially significant benefits for developing countries. The aim of this study is to provide information for future clinical and health policy decisions by assessing the cost-effectiveness of CCHD screening in China. METHODS AND FINDINGS: We developed a cohort model to evaluate the cost-effectiveness of screening all Chinese newborns annually using 3 possible screening options compared to no intervention: pulse oximetry alone, clinical assessment alone, and pulse oximetry as an adjunct to clinical assessment. We calculated the incremental cost per averted disability-adjusted life years (DALYs) in 2015 international dollars to measure cost-effectiveness. One-way sensitivity analysis and multivariate probabilistic sensitivity analysis were performed to test the robustness of the model. Of the three screening options, we found that clinical assessment is the most cost-effective strategy compared to no intervention with an incremental cost-effectiveness ratio (ICER) of Int$5,728/DALY, while pulse oximetry plus clinical assessment with the highest ICER yielded the best health outcomes. Sensitivity analysis showed that when the treatment rate increased up to 57.5%, pulse oximetry plus clinical assessment showed the best expected values among the three screening options. CONCLUSION: In China, for neonatal screening for CCHD at the national level, clinical assessment was a very cost-effective preliminary choice and pulse oximetry plus clinical assessment was worth considering for the long term. Improvement in accessibility to treatment is crucial to expand the potential health benefits of screening.


Asunto(s)
Análisis Costo-Beneficio , Cardiopatías Congénitas/diagnóstico , Cardiopatías Congénitas/economía , Tamizaje Neonatal/economía , Oximetría/economía , China , Estudios de Cohortes , Técnicas de Apoyo para la Decisión , Humanos , Recién Nacido
16.
J Glob Health ; 7(1): 010411, 2017 Jun.
Artículo en Inglés | MEDLINE | ID: mdl-28567280

RESUMEN

BACKGROUND: Pneumonia is the largest cause of child deaths in Papua New Guinea (PNG), and hypoxaemia is the major complication causing death in childhood pneumonia, and hypoxaemia is a major factor in deaths from many other common conditions, including bronchiolitis, asthma, sepsis, malaria, trauma, perinatal problems, and obstetric emergencies. A reliable source of oxygen therapy can reduce mortality from pneumonia by up to 35%. However, in low and middle income countries throughout the world, improved oxygen systems have not been implemented at large scale in remote, difficult to access health care settings, and oxygen is often unavailable at smaller rural hospitals or district health centers which serve as the first point of referral for childhood illnesses. These hospitals are hampered by lack of reliable power, staff training and other basic services. METHODS: We report the methodology of a large implementation effectiveness trial involving sustainable and renewable oxygen and power systems in 36 health facilities in remote rural areas of PNG. The methodology is a before-and after evaluation involving continuous quality improvement, and a health systems approach. We describe this model of implementation as the considerations and steps involved have wider implications in health systems in other countries. RESULTS: The implementation steps include: defining the criteria for where such an intervention is appropriate, assessment of power supplies and power requirements, the optimal design of a solar power system, specifications for oxygen concentrators and other oxygen equipment that will function in remote environments, installation logistics in remote settings, the role of oxygen analyzers in monitoring oxygen concentrator performance, the engineering capacity required to sustain a program at scale, clinical guidelines and training on oxygen equipment and the treatment of children with severe respiratory infection and other critical illnesses, program costs, and measurement of processes and outcomes to support continuous quality improvement. CONCLUSIONS: This study will evaluate the feasibility and sustainability issues in improving oxygen systems and providing reliable power on a large scale in remote rural settings in PNG, and the impact of this on child mortality from pneumonia over 3 years post-intervention. Taking a continuous quality improvement approach can be transformational for remote health services.


Asunto(s)
Países en Desarrollo/economía , Suministros de Energía Eléctrica/provisión & distribución , Hipoxia/complicaciones , Oximetría/instrumentación , Terapia por Inhalación de Oxígeno/métodos , Oxígeno/provisión & distribución , Neumonía/mortalidad , Energía Solar/estadística & datos numéricos , Niño , Mortalidad del Niño , Preescolar , Países en Desarrollo/estadística & datos numéricos , Suministros de Energía Eléctrica/estadística & datos numéricos , Estudios de Factibilidad , Instituciones de Salud/estadística & datos numéricos , Hospitales Rurales/normas , Humanos , Hipoxia/terapia , Oximetría/economía , Papúa Nueva Guinea/epidemiología , Evaluación de Programas y Proyectos de Salud/métodos , Mejoramiento de la Calidad , Población Rural , Energía Solar/economía
18.
Jt Comm J Qual Patient Saf ; 43(3): 146-150, 2017 03.
Artículo en Inglés | MEDLINE | ID: mdl-28334593

RESUMEN

BACKGROUND: The standard use of pulse oximetry during the transport of postoperative patients from the operating room (OR) to the postanesthesia care unit (PACU) is not routinely practiced. A study was conducted to determine if the frequency of hypoxemia on admission to the PACU decreased after implementation of routine use of transport pulse oximeters for postoperative patients being transferred to the PACU. METHODS: In this prospective cohort study, which was conducted at an academic pediatric hospital, the primary outcome measure was the frequency of hypoxemic events on arrival to the PACU. RESULTS: A total of 506 patients in the preintervention phase and 597 in the postintervention phase met the inclusion criteria. Six hypoxemic events on arrival to the PACU were identified in preintervention phase versus zero in the postintervention period, p = 0.009. Use of oxygen monitors during transport from the OR to the PACU increased from 0% to 100%, p < 0.0001, in the postintervention phase. The median duration of unmonitored time during transport decreased from 272 seconds to 13 seconds, p < 0.0001. Of the 605 patients who met the inclusion criteria for sustainment audits-conducted 18 months after the postimplementation evaluation-99.8% were transported to the PACU with a pulse oximeter, and there were zero reported hypoxemic patients on PACU admission. CONCLUSION: The routine use of portable oxygen monitoring when transferring patients from the OR to the PACU is a low-cost, noninvasive safety measure that should be considered at any institution performing pediatric general anesthesia.


Asunto(s)
Hospitales Pediátricos/organización & administración , Oximetría/métodos , Transferencia de Pacientes/métodos , Atención Perioperativa/métodos , Centros Médicos Académicos , Hospitales Pediátricos/normas , Humanos , Hipoxia/prevención & control , Oximetría/economía , Estudios Prospectivos
19.
Pediatrics ; 137(5)2016 05.
Artículo en Inglés | MEDLINE | ID: mdl-27244826

RESUMEN

Newborn screening for critical congenital heart defects (CCHD) was added to the US Recommended Uniform Screening Panel in 2011. Within 4 years, 46 states and the District of Columbia had adopted it into their newborn screening program, leading to CCHD screening being nearly universal in the United States. This rapid adoption occurred while there were still questions about the effectiveness of the recommended screening protocol and barriers to follow-up for infants with a positive screen. In response, the Centers for Disease Control and Prevention partnered with the American Academy of Pediatrics to convene an expert panel between January and September 2015 representing a broad array of primary care, neonatology, pediatric cardiology, nursing, midwifery, public health, and advocacy communities. The panel's goal was to review current practices in newborn screening for CCHD and to identify opportunities for improvement. In this article, we describe the experience of CCHD screening in the United States with regard to: (1) identifying the target lesions for CCHD screening; (2) optimizing the algorithm for screening; (3) determining state-level challenges to implementation and surveillance of CCHD; (4) educating all stakeholders; (5) performing screening using the proper equipment and in a cost-effective manner; and (6) implementing screening in special settings such as the NICU, out-of-hospital settings, and areas of high altitude.


Asunto(s)
Cardiopatías Congénitas/diagnóstico , Tamizaje Neonatal , Algoritmos , Análisis Costo-Beneficio , Humanos , Hipoxia/diagnóstico , Hipoxia/etiología , Recién Nacido , Tamizaje Neonatal/economía , Tamizaje Neonatal/métodos , Oximetría/economía , Vigilancia en Salud Pública , Gobierno Estatal , Estados Unidos
20.
A A Case Rep ; 6(12): 366-9, 2016 Jun 15.
Artículo en Inglés | MEDLINE | ID: mdl-27301049

RESUMEN

The safety of anesthesia was dramatically improved by the introduction of pulse oximetry. This technology was rapidly adopted by anesthesiologists and made a standard of practice in many countries. In 2007, during development of the Surgical Safety Checklist, the World Health Organization recommended a pulse oximeter as a monitor for all patients undergoing anesthesia. However, clinicians in low- and middle-income countries lack access to basic anesthesia equipment, including pulse oximeters. The Lifebox Foundation was formed to determine how a suitable oximeter could be made available to anesthesia providers in these countries. Almost 11,000 oximeters have been delivered in 90 countries, with education courses completed in over 50 countries.


Asunto(s)
Anestesiología/educación , Anestesiología/métodos , Salud Global/educación , Oximetría/métodos , Seguridad del Paciente , Anestesiología/economía , Salud Global/economía , Humanos , Oximetría/economía , Seguridad del Paciente/economía , Sociedades Médicas/economía , Organización Mundial de la Salud/economía
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