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1.
Lancet ; 365(9475): 1957-9, 2005.
Artigo em Inglês | MEDLINE | ID: mdl-15936423

RESUMO

MRC CRASH is a randomised controlled trial (ISRCTN74459797) of the effect of corticosteroids on death and disability after head injury. We randomly allocated 10,008 adults with head injury and a Glasgow Coma Scale score of 14 or less, within 8 h of injury, to a 48-h infusion of corticosteroid (methylprednisolone) or placebo. Data at 6 months were obtained for 9673 (96.7%) patients. The risk of death was higher in the corticosteroid group than in the placebo group (1248 [25.7%] vs 1075 [22.3%] deaths; relative risk 1.15, 95% CI 1.07-1.24; p=0.0001), as was the risk of death or severe disability (1828 [38.1%] vs 1728 [36.3%] dead or severely disabled; 1.05, 0.99-1.10; p=0.079). There was no evidence that the effect of corticosteroids differed by injury severity or time since injury. These results lend support to our earlier conclusion that corticosteroids should not be used routinely in the treatment of head injury.


Assuntos
Traumatismos Craniocerebrais/tratamento farmacológico , Glucocorticoides/administração & dosagem , Metilprednisolona/administração & dosagem , Traumatismos Craniocerebrais/mortalidade , Seguimentos , Humanos , Infusões Intravenosas , Fatores de Risco , Resultado do Tratamento
2.
Lancet ; 364(9442): 1321-8, 2004.
Artigo em Inglês | MEDLINE | ID: mdl-15474134

RESUMO

BACKGROUND: Corticosteroids have been used to treat head injuries for more than 30 years. In 1997, findings of a systematic review suggested that these drugs reduce risk of death by 1-2%. The CRASH trial--a multicentre international collaboration--aimed to confirm or refute such an effect by recruiting 20000 patients. In May, 2004, the data monitoring committee disclosed the unmasked results to the steering committee, which stopped recruitment. METHODS: 10008 adults with head injury and a Glasgow coma score (GCS) of 14 or less within 8 h of injury were randomly allocated 48 h infusion of corticosteroids (methylprednisolone) or placebo. Primary outcomes were death within 2 weeks of injury and death or disability at 6 months. Prespecified subgroup analyses were based on injury severity (GCS) at randomisation and on time from injury to randomisation. Analysis was by intention to treat. Effects on outcomes within 2 weeks of randomisation are presented in this report. This study is registered as an International Standard Randomised Controlled Trial, number ISRCTN74459797. FINDINGS: Compared with placebo, the risk of death from all causes within 2 weeks was higher in the group allocated corticosteroids (1052 [21.1%] vs 893 [17.9%] deaths; relative risk 1.18 [95% CI 1.09-1.27]; p=0.0001). The relative increase in deaths due to corticosteroids did not differ by injury severity (p=0.22) or time since injury (p=0.05). INTERPRETATION: Our results show there is no reduction in mortality with methylprednisolone in the 2 weeks after head injury. The cause of the rise in risk of death within 2 weeks is unclear.


Assuntos
Traumatismos Craniocerebrais/tratamento farmacológico , Glucocorticoides/administração & dosagem , Metilprednisolona/administração & dosagem , Adolescente , Adulto , Traumatismos Craniocerebrais/diagnóstico por imagem , Traumatismos Craniocerebrais/mortalidade , Método Duplo-Cego , Feminino , Escala de Coma de Glasgow , Humanos , Infusões Intravenosas , Masculino , Pessoa de Meia-Idade , Fatores de Risco , Taxa de Sobrevida , Tomografia Computadorizada por Raios X
3.
Burns ; 30(3): 207-15, 2004 May.
Artigo em Inglês | MEDLINE | ID: mdl-15082345

RESUMO

This paper reviews the literature on deliberate self-burning (DSB) and compares patterns in various countries. Fifty-five studies of deliberate self-harm or suicide by fire published in the last 20 years were reviewed. They reported on 3351 cases of DSB, including 2296 deaths. India had the highest absolute number of cases, the highest fatality rate, and the highest contribution of self-harm to burns admissions. The highest reported incidence was from Sri Lanka. Male victims generally predominated in Western countries, and females in the Middle East and the Indian sub-continent. Patients were grossly 10 years older in Europe than in Asia. The use and nature of fire accelerants, the possible roles of ethnicity, religion/faith and imitation are discussed. Three broad groups of victims were identified: psychiatric patients (Western and Middle-Eastern countries); those committing DSB for personal reasons (India, Sri Lanka, Papua-New Guinea, Zimbabwe); and those who are politically motivated (India, South Korea). Self-mutilators and self-immolators seem to be fairly distinct groups of people.


Assuntos
Queimaduras/epidemiologia , Comportamento Autodestrutivo/epidemiologia , Saúde Global , Humanos , Tentativa de Suicídio/estatística & dados numéricos
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