Prevalence of infectious keratitis in Central China

BMC Ophthalmology

Table 4 Numbers of different types of corneal disease

Corneal disease	Rural area	Urban area	Total	Prevalence
Corneal disease	No.	No.	No.	%
Pterygium	126	13	139	65.9%
Infectious keratitis	28	11	39	18.5%
Traumatic scar	10	3	13	6.1%
Unknown cause scars	11	9	20	9.5%

Distribution of corneal diseases. Numbers of pterygium, infectious keratitis, traumatic scar and unknown cause scars in rural and urban respectively is 126, 28, 10, 11 and 13, .11, 3, 9. A large proportion (65.9%) of the 211 individuals with corneal disease in our investigation had a pterygium lesion.

ISSN: 1471-2415