Guanyang Kang, Jianmin Xiao, Yitong Wang, Jieying Wang, Yuqiang Chen, Qingchun Liu, Qiaozhu Chen, Fan Yang, Wei Li, Jiuhao Chen
OBJECTIVE: To determine the prevalence and clinical significance of heart murmurs detected during heart disease screening among apparently healthy schoolchildren. DESIGN: Cross-sectional study. SETTING: 32 elementary schools in Dongguan City of China. PATIENTS: 81,213 schoolchildren aged 5-13 years from different elementary schools. MAIN OUTCOME MEASURES: The prevalence and clinical significance of heart murmurs among schoolchildren...
November 2015: Archives of Disease in Childhood