Table 2 Ocular diseases and general health of children in special schools.

From: The prevalence and causes of visual impairment in special schools and blind schools in Shanxi Province, China: a cross-sectional study

 

Total

Ocular diseases

General health

Visual impairment

54

Refractive error

49 (90.7%)

Mental retardation

42 (77.8%)

Cataract

1 (8.4%)

Autism

5 (9.3%)

Aphakia

1 (1.9%)

Hearing loss

4 (7.4%)

Nystagmus

1 (1.9%)

General normal

3 (5.6%)

Undetermined

2 (3.7%)

  
 

54 (100%)

 

54(100%)

No visual impairment

387

Refractive error

280 (72.4%)

Mental retardation

267 (69.0%)

Normal

107 (27.6%)

Hearing loss

92 (23.8%)

  

Autism

13 (3.4%)

  

General normal

13 (3.4%)

  

Others

2 (0.5%)

 

387 (100%)

 

387 (100%)

Total

441

    
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