作者采用云纹照相做为群体筛选的手段，对天津市红桥区５７所小学３７００３例６～１２岁的小学生进行脊柱侧弯患病率的调查，得出小学生脊柱侧弯的群体患病率为１．１４％。经统计学处理发现不同年令组的患病率无显著差异，男女性别比呈高度显著性差异，女性多于男性。云纹照相装置对脊柱侧弯普查筛选是有效的手段 The authors use moire photography as a means of group screening to investigate the prevalence of scoliosis in 37 003 primary school students from 6 to 12 years old in 57 primary schools in Hongqiao District of Tianjin City. The prevalence of scoliosis in primary school students 1.14%. The statistical analysis found that there was no significant difference in the prevalence of different year-old group, the male-female sex ratio was highly significant difference, more women than men. Moire photographic device on scoliosis screening screening is an effective means