A Cross-Sectional Population-Based Survey of Trachoma among Migrant School Aged Children in Shanghai, China

Table 1

Prevalence of different clinical trachoma classifications in 153,977 migrant school aged students in Shanghai by gender.

Trachoma classification^#, (%)	Total	Male	Female
TF	7878	4238	3640
TI	69	37	32
TS	78	46	32
TT	1	0	1
CO	3	2	1
Total	8029 (5.2)	4323 (4.8)	3706 (5.8)

Note. ^#Trachoma classification according to WHO 1987. TF: trachomatous inflammation-follicular; TI: trachomatous inflammation-intense; TS: trachomatous scarring; TT: trachomatous trichiasis; CO: corneal opacity.