Hand hygiene knowledge of primary health care workers in Abha city, South Western Saudi Arabia.

Purpose: The aim of this is to find out the hand hygiene (HH) knowledge among primary health care workers (PHCWs) in Abha health district, southwestern Saudi Arabia.

Methods: Data were collected through an anonymous self-administered questionnaire. The questionnaire was based on a WHO "Knowledge Questionnaire for Health Care Workers.

Sleep Patterns and Predictors of Poor Sleep Quality among Medical Students in King Khalid University, Saudi Arabia.

Background: Sleep problems and poor sleep quality are important issues for medical students. This study aimed to investigate the sleep patterns, measure the prevalence of poor sleep quality, and identify the predictors of poor sleep among medical students in King Khalid University (KKU), Saudi Arabia.

Methods: This cross-sectional study enrolled 318 medical students during October-November, 2015.