Association between excessive screen time and falls, with additional risk from insufficient sleep duration in children and adolescents, a large cross-sectional study in China.

Objective: Falls is a major global public health issue that occur in all age groups. However, the association between screen time, sleep duration and falls in children and adolescents remains unclear.

Methods: This study included children and adolescents who participated in the 2017 Nutrition and Health Surveillance of Children and Lactating Mothers in China.

A comparative study of risk factors for corneal infection in diabetic and non-diabetic patients.

Aim: To compare the clinical characteristics of infectious keratopathy in type 2 diabetes mellitus (T2DM) and non-diabetes mellitus (NDM) and to investigate risk factors for infectious keratopathy in T2DM patients.

Methods: Totally 230 patients with T2DM and 168 with NDM diagnosed as infectious keratopathy were hospitalized at Qingdao Eye Hospital from 2001 to 2015. Data including sex, age, occupation, season, smoking and alcohol consumption habits, duration between onset and treatments, duration of hospitalization were collected.