Background Sarcopenia is defined as the loss of muscle mass and strength. Despite the
seriousness of this disease, a single diagnostic criterion has not yet been established. Few …

The COVID‐19 pandemic and its accompanying infection control measures introduced
sudden and significant disruptions to the lives of children and adolescents around the world …

Topic To provide updated estimates on the global prevalence and number of people with
diabetic retinopathy (DR) through 2045. Clinical Relevance The International Diabetes …

This systematic review and meta-analysis estimated the global, regional prevalence, and
risk factors of osteoporosis. Prevalence varied greatly according to countries (from 4.1% in …

To provide a contemporary global prevalence of mental health issues among the general
population amid the coronavirus disease-2019 (COVID-19) pandemic. We searched …

目的: 综合评价我国中学生抑郁症状检出率. 方法: 检索中英文数据库, 收集2012r2018
年发表的关于我国中学生抑郁症状流行病学的文献. 根据异质性检验结果 …

Background The proportion of patients infected with SARS-CoV-2 that are prescribed
antibiotics is uncertain, and may contribute to patient harm and global antibiotic resistance …

Background While it is now apparent clinical sequelae (long COVID) may persist after acute
COVID-19, their nature, frequency and aetiology are poorly characterised. This study aims to …

Background Knee osteoarthritis (OA) is a major cause of disability in the elderly, however,
there are few studies to estimate the global prevalence, incidence, and risk factors of knee …

Background Vitamin D deficiency causes the bone hypomineralization disorder
osteomalacia in humans and is associated with many non-skeletal disorders. We aim to …