title: Statistical hypothesis testing: associating patient characteristics with an incident condition: Kaplan-Meier curves, hazard ratios, and cox proportional hazards regression.
authors.affiliation: Division of Biostatistics, School of Public Health, University of Minnesota, Minneapolis 55455, USA.
authors.forename: Susan E
authors.initials: SE
authors.lastname: Telke
authors.forename: Lynn E
authors.initials: LE
authors.lastname: Eberly
mesh_terms: D000369:Aged, 80 and over; D055884:Chemical Hazard Release; D006801:Humans; D053208:Kaplan-Meier Estimate; D003668:Pressure Ulcer / Q000517:prevention & control*; D016016:Proportional Hazards Models; D013997:Time Factors