Prevalence and causative agents of allergic conjunctivitis and its determinants in adult citizens of Western Saudi Arabia: A survey.

Purpose: To estimate the prevalence of allergic conjunctivitis (AC) and its related allergic ailments among Saudi adults in the western region.

Methods: Adult population of Taif, Makkah, and Jeddah cities was surveyed from 2017 to June 2018. Subjective questionnaire was used to collect the response.

Prevalence and Determinants of Color Vision Defects among Preparatory University Students at Makkah, Saudi Arabia.

Purpose: To estimate the magnitude and determinants of color vision defects (CVD) among preparatory health science students.

Methods: A cross-sectional survey was conducted in 2017. Participants were assessed using 24-plate Ishihara's Test of Color Vision chart.