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Parkinson’s disease protects against smoking?
(IOS Press, 2004)
Our aim was to estimate the pooled risk of current and former smoking for Parkinson’s disease (PD).We have reviewed
all observational studies that evaluated the association between PD risk and smoking habit. Twenty six ...
Intervalos de confianza anormalmente amplios en regresión logística: interpretación de resultados de programas estadísticos
(Programa de Publicaciones de la Organización Panamericana de Salud (OPS), 1997)
This study describes the behavior of eight statistical programs (BMDP, EGRET, JMP, SAS,
SPSS, STATA, STATISTIX, and SYSTAT) when performing a logistic regression with a simulated
data set that contains a numerical problem ...