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1.
Inquiry ; 59: 469580221079683, 2022.
Artigo em Inglês | MEDLINE | ID: mdl-35225040

RESUMO

This study examined the perceptions of current smokers on electronic cigarette (EC) use, after exposure to information on EC use and its potential harms from various media and retail outlets. This cross-sectional study is a sub-analysis of the National Study of Electronic Cigarettes Prevalence (N = 4289) using the multi-stage stratified sampling method. Respondents were interviewed face-to-face by a trained data collector using a structured questionnaire printed in both Bahasa Malaysia and English. The analysis included 376 males who smoked conventional cigarettes and/or used ECs and reported ever seeing messages on ECs/vape in various platforms were analyzed using weighted simple and multiple logistic regression. Our findings showed different media types resulted in differing perceptions among smokers towards EC use especially between social media and conventional media. Those exposed to messages promoting EC in social media had higher odds of believing that ECs help people quit smoking (OR: 2.28), the urge to smoke is reduced by ECs (OR: 1.86), ECs are more effective than medication for quitting smoking (OR: 1.96), breathing is improved after using ECs (OR: 2.85), the smell of EC is better than a tobacco cigarette (OR: 2.73), and ECs should be regulated rather than banned completely (OR: 3.08). Vape shops, social, and conventional media provided very different perceptions among smokers towards EC use. Beyond using traditional communication channels, EC promoters have successfully utilized social media to promote ECs among smokers.


Assuntos
Sistemas Eletrônicos de Liberação de Nicotina , Produtos do Tabaco , Vaping , Estudos Transversais , Feminino , Humanos , Masculino , Prevalência , Vaping/epidemiologia
2.
Acta Trop ; 204: 105330, 2020 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-31917959

RESUMO

The public health burden of dengue is most likely under reported. Current dengue control measures only considered symptomatic dengue transmission. Hence, there is a paucity of information on the epidemiology of inapparent dengue. This study reports that many people have been unknowingly exposed to dengue infection. Almost 10% and 70% of individuals without any history of dengue infection and living in a dengue hotspot, in Selangor, Malaysia, were dengue IgM and IgG positive respectively. When dengue-positive mosquitoes were detected in the hotspot, 11 (6.3%) of the 174 individuals tested were found to have dengue viremia, of which 10 were asymptomatic. Besides, upon detection of a dengue-infected mosquito, transmission was already widespread. In a clinical setting, it appears that people living with dengue patients have been exposed to dengue, whether asymptomatic or symptomatic. They can either have circulating viral RNA and/or presence of NS1 antigen. It is also possible that they are dengue seropositive. Collectively, the results indicate that actions taken to control dengue transmission after the first report of dengue cases may be already too late. The current study also revealed challenges in diagnosing clinically inapparent dengue in hyperendemic settings. There is no one best method for diagnosing inapparent dengue. This study demonstrates empirical evidence of inapparent dengue in different settings. Early dengue surveillance in the mosquito population and active serological/virological surveillance in humans can go hand in hand. More studies are required to investigate the epidemiology, seroprevalence, diagnostics, and control of inapparent dengue. It is also crucial to educate the public, health staff and medical professionals on asymptomatic dengue and to propagate awareness, which is important for controlling transmission.


Assuntos
Aedes/virologia , Vírus da Dengue/isolamento & purificação , Dengue/diagnóstico , Dengue/epidemiologia , Adolescente , Adulto , Idoso , Animais , Estudos Transversais , Feminino , Hospitais , Humanos , Malásia/epidemiologia , Masculino , Pessoa de Meia-Idade , RNA Viral/isolamento & purificação , Reação em Cadeia da Polimerase em Tempo Real , Estudos Soroepidemiológicos , Viremia , Adulto Jovem
3.
J Orthop Surg (Hong Kong) ; 26(1): 2309499017749983, 2018.
Artigo em Inglês | MEDLINE | ID: mdl-29320962

RESUMO

PURPOSE: Worldwide advances in microsurgery have made salvaging of amputated hand via replantation and revascularization common procedures. The present study examines the outcome of these procedures in a tertiary hospital in Malaysia. METHODS: Patients with hand amputation who underwent replantation or revascularization from 2005 to 2012 were identified and reviewed for patient characteristics, amputation characteristics and survival rates. Successfully treated patients were interviewed to assess the functional outcome using Quick Disability of the Arm, Shoulder and Hand (Quick-DASH) questionnaire and Michigan Hand Outcome Questionnaire (MHQ). Statistical analysis was performed to evaluate outcome and elicit predictive factors. RESULTS: Fifty-five patients were enrolled: 37 (67.3%) underwent replantation and 18 (32.7%) underwent revascularization. The overall success rate of 78% ( n = 43) was within the range of previously reported data (61.6% to 96.0%). Ischaemic time <6 h provided significantly better survival rates ( p < 0.05). Functional outcomes were successfully assessed in 34 patients (79%), at a mean follow-up of 40 months (range 11-93 months). The overall Quick-DASH and MHQ scores were 42.82 ± 23.69 and 60.94 ± 12.82, respectively. No previous reports of functional outcome were available for comparison. Both Quick-DASH ( p = 0.001) and MHQ scores ( p < 0.001) were significantly higher for finger injuries, followed by thumb, wrist and palm injuries. CONCLUSION: Ischaemic time and level of injury are important predictors of success rate of replantation and revascularization of amputated upper limb appendages.


Assuntos
Amputação Traumática/cirurgia , Traumatismos da Mão/cirurgia , Microcirurgia/métodos , Reimplante/métodos , Centros de Atenção Terciária , Procedimentos Cirúrgicos Vasculares/métodos , Adulto , Estudos Transversais , Feminino , Seguimentos , Humanos , Masculino , Estudos Retrospectivos , Inquéritos e Questionários , Fatores de Tempo
5.
Prev Med ; 57 Suppl: S8-10, 2013.
Artigo em Inglês | MEDLINE | ID: mdl-23624111

RESUMO

OBJECTIVES: There is evidence that smoking behaviour differs by ethnicity. This study aims to compare smoking behaviour characteristics between Caucasian and Malay smokers. METHODS: A cross sectional survey, involving 175 smokers attending smoking cessation clinics at the Institute of Psychiatry, London, United Kingdom and University Malaya, Kuala Lumpur, Malaysia between May 2005 and February 2007. Data on demographics, smoking history, nicotine dependence and smoking behaviour were collected. RESULTS: All participants were males, mean age 30.7 ± 10.3 years. Caucasians initiated smoking significantly earlier (mean age 14.8 ± 2.8 years) (p = 0.001) and smoked regularly significantly earlier (mean age 17.3 ± 3.5) (p = 0.003) than Malays (mean starting age 16.9 ± 4.4 years and mean age regular use 19.5 ± 4.5 years), respectively. Caucasians smoked less for social integration than Malays (p = 0.03) but smoked more for regulation of negative affect than Malays (p = 0.008) and smoked more for hedonism than Malays (p < 0.001). CONCLUSION: Malays smoke as a means of socially integrating. This has important public health implications. Social reasons and the social environment play a role in smoking uptake, smoking maintenance and smoking cessation and this should be borne in mind for strategies planning to promote smoking cessation.


Assuntos
Povo Asiático/psicologia , Fumar/etnologia , População Branca/psicologia , Adolescente , Adulto , Idade de Início , Povo Asiático/estatística & dados numéricos , Estudos Transversais , Feminino , Humanos , Malásia/epidemiologia , Masculino , Pessoa de Meia-Idade , Fumar/epidemiologia , Fumar/psicologia , Abandono do Hábito de Fumar/etnologia , Abandono do Hábito de Fumar/psicologia , Abandono do Hábito de Fumar/estatística & dados numéricos , Comportamento Social , Reino Unido/epidemiologia , População Branca/estatística & dados numéricos , Adulto Jovem
6.
Int J Drug Policy ; 22(4): 311-7, 2011 Jul.
Artigo em Inglês | MEDLINE | ID: mdl-21300533

RESUMO

BACKGROUND: The transition of drug policy from prohibition to harm reduction has never been easy. The deeply entrenched belief in prohibition shared by policy makers and religious leaders provided little room for alternatives, and change came only slowly. The non-governmental organisations (NGOs) in Malaysia played a pivotal role in effecting such a change. Understanding how they did so may be instructive for other similarly placed countries. METHODS: Data collected via reviews of published secondary sources, media reports and in-depth interviews with pioneers of harm reduction drawn from NGOs, medical practitioners and the police were analysed to construct the paper. RESULTS: The policy change was the outcome of competition between three groups in the drug policy subsystem--the state, the Muslim religious lobby and the NGOs. Developments such as the poor outcomes from the prohibition programmes and the outbreak of HIV/AIDS did not change policy but did lead to a rethink of core beliefs in the state alliance and spawned a state-NGO partnership. The subsequent failure to meet the Millennium Development Goal with respect to HIV/AIDS in 2005 was seen as a failure of the Health Ministry which then led the final charge for a policy change arguing that a health crisis was imminent. The NGOs played a pivotal role in this process by educating their partners in the state coalition, by drawing academics and medical practitioners into advocacy and by engaging the religious lobby (albeit with varying success). They were also frontline players in implementing harm reduction programmes and successfully deflected criticisms from unconvinced Islamic groups away from the state. CONCLUSION: Given their central role in the needle-syringe exchange programme, the NGOs are well positioned to convince injecting drug users to opt for voluntary medical treatment. This can potentially reduce both the harm from drug use and the prevalence of it.


Assuntos
Redução do Dano , Política de Saúde , Parcerias Público-Privadas , Abuso de Substâncias por Via Intravenosa/complicações , Síndrome da Imunodeficiência Adquirida/complicações , Síndrome da Imunodeficiência Adquirida/epidemiologia , Síndrome da Imunodeficiência Adquirida/prevenção & controle , Infecções por HIV/complicações , Infecções por HIV/epidemiologia , Infecções por HIV/prevenção & controle , Implementação de Plano de Saúde , Política de Saúde/tendências , Humanos , Islamismo , Malásia/epidemiologia , Programas de Troca de Agulhas , Organizações , Opinião Pública , Abuso de Substâncias por Via Intravenosa/prevenção & controle , Abuso de Substâncias por Via Intravenosa/reabilitação
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