Perceived stress and worldview influence sleep quality in Bolivian and United States university students.

Objective: This study investigated predictors of poor sleep quality among American and Bolivian students.

Design: A cross-sectional survey was designed and administered to undergraduate university students.

Setting And Participants: Psychology classes from 2 public universities (Texas, USA, and Bolivia) were convenience sampled (n = 80 American students; 60 Bolivian students).