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Logistic regression in case-control studies: the effect of using independent as dependent variables.
(University of Nairobi, 1995-04-30)
In case-control studies, cases are sampled separately from controls. In such studies the primary analysis concerns the estimation of the effect of covariables on being a case or a control. To explore causal pathways, further ...
Antibodies to opacity proteins (Opa) correlate with a reduced risk of gonococcal salpingitis.
(1994)
Acute salpingitis complicating cervical gonococcal infection is a significant cause of infertility. Relatively little data are available concerning the pathophysiologic mechanisms of this disease. A cohort of 243 prostitutes ...
The epidemiology of Chlamydia trachomatis within a sexually transmitted diseases core group.
(University of Nairobi, 1996)
Female sex workers in Nairobi were prospectively evaluated for risk factors of incident Chlamydia trachomatis infection. Independent risk factors included cervical ectopy (P=.007), gonococcal infection (P=.002), human ...