Refraction and Ocular Biometry of Preschool Children in Shanghai, China

Table 1

Number of children examined agreeing to and completing cycloplegia.

Variable	Examined number	Consented for cycloplegia number	Completed cycloplegic refraction number
Age (Y)
3	940	491	481
4	1660	1037	1030
5	1571	1063	1047
6	440	300	293
District
Jiading	2746	1815	1801
Xuhui	1865	1076	1050
Gender
Boy	2448	1532	1507
Girl	2163	1359	1344
Total	4611	2891	2851