We assessed to what degree and under what conditions Cox proportional hazards models have more statistical power than logistic regression models in cross-sectional genetic association analyses.

The PHREG procedure in SAS/STAT software performs regression analysis of survival or duration data based on the Cox proportional hazards model. Cox's semiparametric model is widely used in the ...

Among individuals with achalasia, male sex, older age and prior esophageal Candida infection increased risk for esophageal ...

The secondary outcome was graft patency on follow-up angiography. Mixed-effects Cox regression models were used to estimate the treatment effect on the outcomes. A total of 1036 patients were ...

Higher intakes of diet beverages and/or saccharin are associated with an increased risk of developing diabetes over the long ...