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1.
BMC Womens Health ; 24(1): 305, 2024 May 22.
Article in English | MEDLINE | ID: mdl-38778309

ABSTRACT

BACKGROUND: Little is known about healthcare providers' (HCPs) contraceptive views for adolescents in Haiti, who experience high rates of unintended pregnancy. We sought to describe HCPs' perspectives on barriers and facilitators to contraceptive care delivery in rural Haiti. METHODS: We conducted a cross-sectional survey and qualitative interviews with HCPs in two rural communities in Haiti from 08/2021-03/2022. We assessed demographics, clinical practice behaviors and explored contraception perspectives according to Theory of Planned Behavior constructs: attitudes, subjective norms, and perceived behavioral control (e.g., people's perceptions of their ability to perform a given behavior, barriers and facilitators of a behavior).15-17 We used descriptive statistics to report proportions and responses to Likert scale and multiple-choice questions. Guided by content analysis, we analyzed interview transcripts through thematic inductive coding and team debriefing. RESULTS: Among 58 respondents, 90% (n = 52) were female and 53% (n = 31) were nurses. Most reported always (n = 16, 28%) or very often (n = 21, 36%) obtaining a sexual history for adolescents. A majority agreed/strongly agreed that clinicians should discuss pregnancy prevention (n = 45, 78%), high-risk sexual behaviors (n = 40, 69%), and should prescribe contraception (n = 41, 71%) to adolescents. The most frequently cited provider-level barriers (i.e., significant or somewhat of a barrier) included insufficient contraception knowledge (n = 44, 77%) and time (n = 37, 64%). HCPs were concerned about barriers at the patient-level (e.g. adolescents' fear of parental notification [n = 37, 64%], adolescents will give inaccurate information about sexual behaviors [n = 25, 43%]) and system-level (e.g. resistance to providing care from administration [n = 33, 57%]). In interviews (n = 17), HCPs generally supported contraception care for adolescents. Many HCPs echoed our quantitative findings on concerns about privacy and confidentiality. HCPs reported concerns about lack of contraception education leading to misconceptions, and community and parental judgement. HCPs expressed interest in further contraception training and resources and noted the importance of providing youth-friendly contraceptive care. CONCLUSIONS: While HCPs support contraceptive care, we identified actionable barriers to improve care for adolescents in rural Haiti. Future efforts should include increasing HCP knowledge and training, community and parent coalition building to increase contraception support and offering youth-friendly contraceptive care to offset risk for related adverse health outcomes in adolescents in rural Haiti.


Subject(s)
Attitude of Health Personnel , Contraception , Health Personnel , Pregnancy in Adolescence , Rural Population , Humans , Female , Haiti , Adolescent , Pregnancy , Cross-Sectional Studies , Rural Population/statistics & numerical data , Male , Adult , Pregnancy in Adolescence/prevention & control , Pregnancy in Adolescence/psychology , Contraception/psychology , Contraception/methods , Contraception/statistics & numerical data , Health Personnel/psychology , Health Personnel/statistics & numerical data , Health Services Accessibility/statistics & numerical data , Qualitative Research , Health Knowledge, Attitudes, Practice , Young Adult , Contraception Behavior/psychology , Contraception Behavior/statistics & numerical data , Surveys and Questionnaires , Pregnancy, Unplanned/psychology
2.
BMC Womens Health ; 23(1): 137, 2023 03 27.
Article in English | MEDLINE | ID: mdl-36973773

ABSTRACT

BACKGROUND: Adolescents and young adults (AYAs) in Haiti experience a high unintended pregnancy rate, in part due to unmet contraception needs. Little is known about AYA opinions of and experiences with contraception that may explain remaining gaps in coverage. We aimed to describe barriers and facilitators to contraception use among AYAs in Haiti. METHODS: We conducted a cross-sectional survey and semi-structured qualitative interviews with a convenience sample of AYA females aged 14-24 in two rural communities in Haiti. The survey and semi-structured interviews assessed demographics, sexual health and pregnancy prevention behaviors and explored contraception opinions and experiences according to Theory of Planned Behavior constructs: attitudes, subjective norms, and perceived behavioral control. We used descriptive statistics to report means and responses to Likert scale and multiple-choice questions. Guided by content analysis, we analyzed interview transcripts through inductive coding and team debriefing. RESULTS: Among 200 survey respondents, 94% reported any past vaginal sexual activity, and 43% reported ever being pregnant. A large majority were trying to avoid pregnancy (75%). At last sexual activity, 127 (64%) reported use of any contraceptive method; Among them, condoms were the most common method (80%). Among those with previous condom use, most reported use less than half the time (55%). AYAs were concerned about parental approval of birth control use (42%) and that their friends might think they are looking for sex (29%). About one-third felt uncomfortable going to a clinic to ask for birth control. In interviews, AYAs desired pregnancy prevention but frequently noted concerns about privacy and parental, community and healthcare provider judgement for seeking care for reproductive health needs. AYAs also noted a lack of contraception knowledge, evident by frequent misconceptions and associated fears. CONCLUSION: Among AYAs in rural Haiti, a large majority were sexually active and desire pregnancy avoidance, but few were using effective contraception due to numerous concerns, including privacy and fear of judgement. Future efforts should address these identified concerns to prevent unintended pregnancy and improve maternal and reproductive health outcomes in this population.


Subject(s)
Contraception Behavior , Health Knowledge, Attitudes, Practice , Rural Population , Sexual Behavior , Adolescent , Female , Humans , Pregnancy , Young Adult , Contraception , Cross-Sectional Studies , Haiti
3.
Palliat Support Care ; 21(3): 465-476, 2023 06.
Article in English | MEDLINE | ID: mdl-36285508

ABSTRACT

OBJECTIVE: Enhancing cancer patients' sense of control can positively impact psychological well-being. We developed and assessed the psychometric properties of Valued Outcomes in the Cancer Experience (VOICE)TM, a measure of patients' perceived control over key personal priorities within their cancer experience. METHODS: VOICE construction and testing were completed in three phases with separate participant samples: (1) item generation and initial item pool testing (N = 459), (2) scale refinement (N = 623), and (3) confirmatory validation (N = 515). RESULTS: A 21-item measure was developed that captures cancer patients' sense of control in seven key domains: (1) Purpose and Meaning, (2) Functional Capacity, (3) Longevity, (4) Quality Care, (5) Illness Knowledge, (6) Social Support, and (7) Financial Capability. VOICE demonstrated adequate internal consistency (full-scale α = 0.93; factor α = 0.67-0.89) and adequate to strong convergent and discriminatory validity. SIGNIFICANCE OF RESULTS: VOICE measures cancer patients' perceived control across a diverse range of personal priorities, creating a platform for elevating patient perspectives and identifying pathways to enhance patient well-being. VOICE is positioned to guide understanding of the patient experience and aid the development and evaluation of supportive care interventions to enhance well-being.


Subject(s)
Neoplasms , Social Support , Humans , Surveys and Questionnaires , Reproducibility of Results , Psychological Well-Being , Psychometrics/methods , Neoplasms/complications
4.
Reprod Health ; 19(1): 227, 2022 Dec 20.
Article in English | MEDLINE | ID: mdl-36539795

ABSTRACT

BACKGROUND: Adolescent and young adult (AYA) females in low- and middle-income countries often face disparities in menstrual health (MH). Poor MH and lack of sexual and reproductive health education leads to school absenteeism, increasing risk for adverse psychosocial and educational outcomes. Further, disasters (e.g., earthquakes) are linked with unsafe living environments and sanitation facilities for women. We sought to describe MH perspectives and practices among AYAs in rural Haiti. METHODS: We conducted a cross-sectional survey in two rural communities in Haiti. AYA females aged 14-24 years completed questions on demographics, the Menstrual Practice Needs Scale (36 items; MPNS-36) and the Menstrual Practices Questionnaire (4 items). We performed descriptive statistics and Chi square or Fisher's Exact tests to compare responses among sub-groups. RESULTS: Among 200 respondents, the median age was 20 years (IQR 17-22). 51% (95% CI 44%, 58%; 102/200) were currently attending school at least 3 days/week and 97% (94%, 99%; 193/200) were not married. According to the MPNS-36, 68% (62%, 74%; 136/200) of participants had unmet MH needs. Seventy-one (77%) reused some of their menstrual materials during their last menstruation. During their last menstruation, 44% (37%, 50%; 87/200) reported they often or always skipped school because they had their menses, and 31% (25%, 37%; 62/200) sometimes skipped. Many felt always or often worried that someone or something would harm them while they were changing their menstrual materials at home and at school. CONCLUSIONS: Among AYAs in rural Haiti, three-quarters reported menses-related school absenteeism and two-thirds had unmet MH needs. AYA females often lacked a safe environment to change their menstrual materials. Given recent disasters in Haiti, (August 2021 earthquake), safe environments for MH are critically needed to offset risk for poor psychosocial and health outcomes. Future efforts to improve MH among AYAs in Haiti are needed to ensure access to MH resources and school attendance.


Adolescents and young adult (AYA) females in low- and middle-income countries can often lack adequate access to materials to manage their menstruation, in addition to safe spaces to change those materials. This lack of access, in addition to low levels of reproductive health education, can cause AYAs to miss school, leading to increased risk of worse psychosocial and educational outcomes. In addition, disasters (e.g., earthquakes) are linked with unsafe living environments and sanitation facilities for women. We sought to describe AYA menstrual practices and perspectives on menstrual hygiene in rural Haiti. In two rural communities in Haiti, AYA females aged 14­24 years answered questions on their demographics and menstrual hygiene practices and environments. Two-thirds of AYAs had unmet menstrual hygiene needs and three-quarters reported they skipped school (with any frequency) due to their menses. Further, more than half worried that something or someone would harm them while they were changing their menstrual materials at home and at school. AYA females often lacked a safe environment to change their menstrual materials. Given recent disasters and political unrest in Haiti, (August 2021 earthquake), it is important to improve menstrual hygiene in these LMICs to ensure safe enviornments for managing menstruation and school attendance and ultimately improve psychosocial and health outcomes.


Subject(s)
Menstruation , Rural Population , Humans , Female , Adolescent , Young Adult , Adult , Menstruation/psychology , Cross-Sectional Studies , Haiti , Health Knowledge, Attitudes, Practice , Hygiene , Menstrual Hygiene Products
5.
J Pediatr ; 237: 250-257.e2, 2021 Oct.
Article in English | MEDLINE | ID: mdl-34144031

ABSTRACT

OBJECTIVE: To test the hypothesis that our motivational sexual health intervention (SexHealth) would increase health service uptake when compared with control. STUDY DESIGN: In a randomized controlled trial at a pediatric emergency department, sexually active adolescents received either the SexHealth intervention or printed materials (control). SexHealth, delivered by a health educator, was a tablet-based, interactive intervention that included motivational techniques to promote sexual health, condom skills training, and tailored service recommendations. We assessed feasibility (eg, intervention completion, recommendations discussed, intervention duration), acceptability (ie, proportion enrolled and rating intervention as satisfactory), and efficacy; secondary outcomes were sexual and care-seeking behaviors at 6 months. The efficacy outcome was completion of ≥1 service at the index visit (ie, counseling, condoms, emergency contraception for immediate or future use, pregnancy/sexually transmitted infection/HIV testing, sexually transmitted infection treatment, and clinic referral). RESULTS: We enrolled 91 participants (intervention = 44; control = 47). The intervention demonstrated high feasibility: 98% completed the intervention; 98% of recommendations were discussed; duration was 24.6 minutes, and acceptability: 87% of eligible adolescents enrolled and 93% rated the intervention as fairly to very satisfactory. Compared with controls, intervention participants were more likely to complete ≥1 service (98% vs 70%, P < .001) including HIV testing (33% vs 6%, P = .02) and emergency contraception (80% vs 0%, P = .01). There were no meaningful differences between arms in behaviors at follow-up. CONCLUSIONS: SexHealth was feasible to implement, acceptable to youth, and resulted in increased uptake of health services during the emergency department visit. Additional strategies may be needed to extend intervention effects over time. CLINICAL TRIAL REGISTRATION: ClinicalTrials.gov; NCT03341975.


Subject(s)
Adolescent Behavior , Adolescent Health Services , Emergency Service, Hospital , Motivational Interviewing , Patient Acceptance of Health Care , Sexual Behavior , Adolescent , Feasibility Studies , Female , Humans , Male , Pilot Projects
6.
J Pediatr ; 236: 284-290, 2021 09.
Article in English | MEDLINE | ID: mdl-33811870

ABSTRACT

OBJECTIVE: To assess justice system involvement among adolescents in the pediatric emergency department and identify associations with risk and protective factors. STUDY DESIGN: We conducted a cross-sectional, computerized survey of adolescents to assess for personal, justice system involvement, and nonhousehold justice system involvement (ie, important people outside of household). We assessed sexual behaviors, violent behaviors, substance use, school suspension/expulsion, parental supportiveness, and participant mood (score <70 indicates psychological distress). We compared differences between groups using the χ2 tests, Fisher exact tests, t tests, and performed multivariable logistic regression analyses. RESULTS: We enrolled 191 adolescents (mean age 16.1 years, 61% female). Most (68%) reported justice system involvement: personal (13%), household (42%), and nonhousehold (40%). Nearly one-half (47%) were sexually active and 50% reported school suspension/expulsion. The mean score for mood was 70.1 (SD 18); adolescents with justice system involvement had had lower mood scores (68 vs 74, P = .03) compared with those without justice system involvement. In a multivariable model, school expulsion/suspension was significantly associated with reporting any justice system involvement (OR 10.4; 95% CI 4.8-22.4). CONCLUSIONS: We identified the pediatric emergency department as a novel location to reach adolescents at risk for poor health outcomes associated with justice system involvement. Future work should assess which health promotion interventions and supports are desired among these adolescents and families.


Subject(s)
Adolescent Behavior , Substance-Related Disorders , Adolescent , Child , Cross-Sectional Studies , Emergency Service, Hospital , Female , Health Promotion , Humans , Male
7.
PLoS One ; 16(3): e0245877, 2021.
Article in English | MEDLINE | ID: mdl-33690637

ABSTRACT

The Argentine Black and White Tegu (Salvator merianae, formerly Tupinambis merianae) is a large lizard from South America. Now established and invasive in southern Florida, and it poses threats to populations of many native species. Models suggest much of the southern United States may contain suitable temperature regimes for this species, yet there is considerable uncertainty regarding either the potential for range expansion northward out of tropical and subtropical zones or the potential for the species establishing elsewhere following additional independent introductions. We evaluated survival, body temperature, duration and timing of winter dormancy, and health of wild-caught tegus from southern Florida held in semi-natural enclosures for over a year in Auburn, Alabama (> 900 km northwest of capture location). Nine of twelve lizards emerged from winter dormancy and seven survived the greater-than-one-year duration of the study. Average length of dormancy (176 d) was greater than that reported in the native range or for invasive populations in southern Florida and females remained dormant longer than males. Tegus grew rapidly throughout the study and the presence of sperm in the testes of males and previtellogenic or early vitellogenic follicles in female ovaries at the end of our study suggest the animals would have been capable of reproduction the following spring. The survival and overall health of the majority of adult tegus in our study suggests weather and climate patterns are unlikely to prevent survival following introduction in many areas of the United States far from their current invasive range.


Subject(s)
Introduced Species , Lizards/physiology , Seasons , Animals , Energy Metabolism , Female , Lizards/metabolism , Male , Reproduction , Survival Analysis , Temperature
8.
J Pediatr ; 225: 138-145.e1, 2020 10.
Article in English | MEDLINE | ID: mdl-32553835

ABSTRACT

OBJECTIVES: To assess the impact of a 90-second animated video on parents' interest in receiving an antibiotic for their child. STUDY DESIGN: This pre-post test study enrolled English and Spanish speaking parents (n = 1051) of children ages 1-5 years presenting with acute respiratory tract infection symptoms. Before meeting with their provider, parents rated their interest in receiving an antibiotic for their child, answered 6 true/false antibiotic knowledge questions, viewed the video, and then rated their antibiotic interest again. Parents rated their interest in receiving an antibiotic using a visual analogue scale ranging from 0 to 100, with 0 being "I definitely do not want an antibiotic," 50 "Neutral," and 100 "I absolutely want an antibiotic." RESULTS: Parents were 84% female, with a mean age of 32 ± 6.0, 26.0% had a high school education or less, 15% were black, and 19% were Hispanic. After watching the video, parents' average antibiotic interest ratings decreased by 10 points (mean, 57.0 ± 20 to M ± 21; P < .0001). Among parents with the highest initial antibiotic interest ratings (≥60), even greater decreases were observed (83.0 ± 12.0 to 63.4 ± 22; P < .0001) with more than one-half (52%) rating their interest in the low or neutral ranges after watching the video. CONCLUSIONS: A 90-second video can decrease parents' interest in receiving antibiotics, especially among those with higher baseline interest. This scalable intervention could be used in a variety of settings to reduce parents' interest in receiving antibiotics. TRIAL REGISTRATION: ClinicalTrials.gov: NCT03037112.


Subject(s)
Anti-Bacterial Agents/therapeutic use , Parents/psychology , Patient Education as Topic/methods , Video Recording , Adolescent , Adult , Ambulatory Care/statistics & numerical data , Child, Preschool , Female , Health Knowledge, Attitudes, Practice , Humans , Infant , Male , Middle Aged , Respiratory Tract Infections/drug therapy , Surveys and Questionnaires , Young Adult
10.
J Wildl Dis ; 53(3): 532-542, 2017 07.
Article in English | MEDLINE | ID: mdl-28192039

ABSTRACT

Over the past century, the southern sea otter (SSO; Enhydra lutris nereis) population has been slowly recovering from near extinction due to overharvest. The SSO is a threatened subspecies under federal law and a fully protected species under California law, US. Through a multiagency collaborative program, stranded animals are rehabilitated and released, while deceased animals are necropsied and tissues are cryopreserved to facilitate scientific study. Here, we processed archival tissues to enrich particle-associated viral nucleic acids, which we randomly amplified and deeply sequenced to identify viral genomes through sequence similarities. Anelloviruses and endogenous retroviral sequences made up over 50% of observed viral sequences. Polyomavirus, parvovirus, and adenovirus sequences made up most of the remaining reads. We characterized and phylogenetically analyzed the full genome of sea otter polyomavirus 1 and the complete coding sequence of sea otter parvovirus 1 and found that the closest known viruses infect primates and domestic pigs ( Sus scrofa domesticus), respectively. We tested archived tissues from 69 stranded SSO necropsied over 14 yr (2000-13) by PCR. Polyomavirus, parvovirus, and adenovirus infections were detected in 51, 61, and 29% of examined animals, respectively, with no significant increase in frequency over time, suggesting endemic infection. We found that 80% of tested SSO were infected with at least one of the three DNA viruses, whose tissue distribution we determined in 261 tissue samples. Parvovirus DNA was most frequently detected in mesenteric lymph node, polyomavirus DNA in spleen, and adenovirus DNA in multiple tissues (spleen, retropharyngeal and mesenteric lymph node, lung, and liver). This study describes the virome in tissues of a threatened species and shows that stranded SSO are frequently infected with multiple viruses, warranting future research to investigate associations between these infections and observed lesions.


Subject(s)
Adenoviridae/isolation & purification , Otters/virology , Parvovirus/isolation & purification , Polyomavirus/isolation & purification , Animals , California
11.
Pediatr Emerg Care ; 32(1): 17-9, 2016 Jan.
Article in English | MEDLINE | ID: mdl-26727196

ABSTRACT

OBJECTIVE: Although emergency department (ED) visits offer an opportunity to deliver brief behavioral interventions to improve health, provision of ED-based interventions targeting adolescent sexual health is uncommon. The objectives for this study were to evaluate the feasibility and preliminary effects of a novel sexual health service intervention for adolescents. METHODS: In this cross-sectional feasibility study, sexually active patients aged 14 to 19 years presenting to a Midwestern pediatric ED were recruited to receive an intervention to improve sexual health. The intervention, based on motivational interviewing (MI), included agenda setting, exploration of behaviors, a decisional balance exercise, tailored feedback, and provision of personalized health services (including condoms, prescription for emergency contraception, urine testing for Chlamydia trachomatis and Neisseria gonorrheae, and referral to the hospital-affiliated adolescent clinic). Data were collected before and after intervention administration and at a 3-month follow-up telephone interview. Surveys assessed sexual risk behaviors, satisfaction with the intervention, health care use, and demographics. Feasibility criteria were (1) subject-rated interventionist fidelity to MI principles (Likert scale 1 [strongly agree] to 4 [strongly disagree]), (2) subject satisfaction (Likert scale 1 [not at all] to 5 [very]), and (3) session duration (minutes, recorded by the interventionist). A secondary outcome was the proportion of subjects who completed at least 1 health service. Services provided at the adolescent clinic were determined by an electronic medical record review. Comparisons of responses between sex subgroups were analyzed using Χ test. RESULTS: From August to November 2012, 69 adolescents were approached, 66 (96%) completed the screening survey, and 24 (37%) reported previous sexual activity. Of those, 20 (83%) agreed to participate. The mean (SD) age was 16.2 (1.4) years; 60% were female. Most (78%) reported that the interventionist maintained high fidelity to MI principles and most (80%) were very satisfied with the intervention. Mean (SD) intervention length was 15.7 (2.2) minutes. Most subjects (65%) accepted 1 or more health services, including 42% who completed clinic follow-up. In the ED or the referral clinic, the following services were provided to the subjects: condoms (n = 11), emergency contraception prescription (n = 5), C. trachomatis/N. gonorrheae testing (n = 4), hormonal birth control provision (n = 2), and human immunodeficiency virus testing (n = 3). Fifteen subjects (75%) were reached for the 3-month follow-up, and condom use was maintained by 67% of those reporting sexual activity. CONCLUSIONS: This study demonstrated the feasibility and potential utility of an MI-based service navigation intervention to connect youth with point-of-care services as well as resources for ongoing sexual health needs.


Subject(s)
Adolescent Behavior/psychology , Behavior Therapy/methods , Motivational Interviewing/methods , Reproductive Health/standards , Sexual Behavior/psychology , Adolescent , Condoms , Contraception, Postcoital/methods , Cross-Sectional Studies , Emergency Service, Hospital , Feasibility Studies , Female , HIV Infections/prevention & control , Humans , Male , Point-of-Care Systems , Reproductive Health/education , Reproductive Health/ethnology , Surveys and Questionnaires , Young Adult
12.
J Pediatr ; 166(5): 1152-1157.e6, 2015 May.
Article in English | MEDLINE | ID: mdl-25771386

ABSTRACT

OBJECTIVES: To test the hypothesis that multiple constituents of the apical plasma membrane residing alongside the causal cystic fibrosis (CF) transmembrane conductance regulator protein, including known CF modifiers SLC26A9, SLC6A14, and SLC9A3, would be associated with prenatal exocrine pancreatic damage as measured by newborn screened (NBS) immunoreactive trypsinogen (IRT) levels. STUDY DESIGN: NBS IRT measures and genome-wide genotype data were available on 111 subjects from Colorado, 37 subjects from Wisconsin, and 80 subjects from France. Multiple linear regression was used to determine whether any of 8 single nucleotide polymorphisms (SNPs) in SLC26A9, SLC6A14, and SLC9A3 were associated with IRT and whether other constituents of the apical plasma membrane contributed to IRT. RESULTS: In the Colorado sample, 3 SLC26A9 SNPs were associated with NBS IRT (min P=1.16×10(-3); rs7512462), but no SLC6A14 or SLC9A3 SNPs were associated (P>.05). The rs7512462 association replicated in the Wisconsin sample (P=.03) but not in the French sample (P=.76). Furthermore, rs7512462 was the top-ranked apical membrane constituent in the combined Colorado and Wisconsin sample. CONCLUSIONS: NBS IRT is a biomarker of prenatal exocrine pancreatic disease in patients with CF, and a SNP in SLC26A9 accounts for significant IRT variability. This work suggests SLC26A9 as a potential therapeutic target to ameliorate exocrine pancreatic disease.


Subject(s)
Antiporters/genetics , Cystic Fibrosis/genetics , Pancreas, Exocrine/abnormalities , Biomarkers/blood , Cell Membrane/metabolism , Colorado , Cystic Fibrosis Transmembrane Conductance Regulator/genetics , Female , France , Genetic Predisposition to Disease , Genotype , Humans , Infant, Newborn , Linear Models , Male , Mutation , Neonatal Screening , Polymorphism, Single Nucleotide , Quality Control , Sulfate Transporters , Trypsinogen/blood , Wisconsin
13.
Acad Emerg Med ; 20(11): 1164-70, 2013 Nov.
Article in English | MEDLINE | ID: mdl-24238320

ABSTRACT

OBJECTIVES: The objective was to identify adolescent preferences for emergency department (ED)-based education about emergency contraception. METHODS: This was a cross-sectional computerized survey, using adaptive conjoint analysis (ACA). Patients were eligible if they were females ages 14 through 19 years old and were seeking care in one of two urban EDs. Patients were excluded if they were too ill to participate in the survey or if they were non-English speaking. Participants completed a computerized survey that used ACA, a technique that can be used to assess patients' relative preferences for services. ACA uses the individual's answers to update and refine questions through trade-off comparisons, so that each respondent answers a customized set of questions. The survey assessed preferences for the following attributes of emergency contraception education: who should deliver the education, if anyone (e.g., nurse, doctor); how the education should be delivered (e.g., by a person or via video); how often the education should be offered if patients were to frequent the ED (e.g., every time or only when asking for it); length (e.g., 5 minutes, 10 minutes); and chief complaint that would trigger the education (e.g., headache or stomach pain). RESULTS: A total of 223 patients were enrolled (37.2% at Hospital 1 and 62.8% at Hospital 2). The mean (±SD) age of the participants was 16.1 (±1.3) years. Just over half (55%) reported a history of sexual activity; 8% reported a history of pregnancy. Overall, the participants preferred education that was delivered by a person, specifically a doctor or nurse. They preferred a slightly longer education session and preferred education directed at patients seeking care in the ED for complaints potentially related to sexual activity. CONCLUSIONS: Adolescents have specific preferences for how education about emergency contraception would best serve their needs. This information can inform clinicians as they work to improve adolescents' knowledge about pregnancy prevention and emergency contraception in particular.


Subject(s)
Contraception, Postcoital , Emergency Service, Hospital/organization & administration , Patient Preference , Sex Education/methods , Adolescent , Cross-Sectional Studies , Female , Hospitals, Urban , Humans , Pregnancy , Sexual Behavior/statistics & numerical data , Surveys and Questionnaires , Young Adult
14.
PLoS Genet ; 6(12): e1001261, 2010 Dec 23.
Article in English | MEDLINE | ID: mdl-21203443

ABSTRACT

Tissue-encysting coccidia, including Toxoplasma gondii and Sarcocystis neurona, are heterogamous parasites with sexual and asexual life stages in definitive and intermediate hosts, respectively. During its sexual life stage, T. gondii reproduces either by genetic out-crossing or via clonal amplification of a single strain through self-mating. Out-crossing has been experimentally verified as a potent mechanism capable of producing offspring possessing a range of adaptive and virulence potentials. In contrast, selfing and other life history traits, such as asexual expansion of tissue-cysts by oral transmission among intermediate hosts, have been proposed to explain the genetic basis for the clonal population structure of T. gondii. In this study, we investigated the contributing roles self-mating and sexual recombination play in nature to maintain clonal population structures and produce or expand parasite clones capable of causing disease epidemics for two tissue encysting parasites. We applied high-resolution genotyping against strains isolated from a T. gondii waterborne outbreak that caused symptomatic disease in 155 immune-competent people in Brazil and a S. neurona outbreak that resulted in a mass mortality event in Southern sea otters. In both cases, a single, genetically distinct clone was found infecting outbreak-exposed individuals. Furthermore, the T. gondii outbreak clone was one of several apparently recombinant progeny recovered from the local environment. Since oocysts or sporocysts were the infectious form implicated in each outbreak, the expansion of the epidemic clone can be explained by self-mating. The results also show that out-crossing preceded selfing to produce the virulent T. gondii clone. For the tissue encysting coccidia, self-mating exists as a key adaptation potentiating the epidemic expansion and transmission of newly emerged parasite clones that can profoundly shape parasite population genetic structures or cause devastating disease outbreaks.


Subject(s)
Disease Outbreaks , Host-Parasite Interactions , Sarcocystis/physiology , Sarcocystosis/veterinary , Self-Fertilization , Toxoplasma/physiology , Toxoplasmosis/parasitology , Animals , Brazil/epidemiology , Genotype , Humans , Molecular Sequence Data , Oocysts/growth & development , Oocysts/physiology , Otters/parasitology , Recombination, Genetic , Sarcocystis/classification , Sarcocystis/genetics , Sarcocystis/growth & development , Sarcocystosis/epidemiology , Sarcocystosis/parasitology , Toxoplasma/classification , Toxoplasma/genetics , Toxoplasma/growth & development , Toxoplasmosis/epidemiology
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