S/N

variable

HbA1c

Chi2

P value

1

Cataract

N = 26

GOOD = 1

MODERATE = 0

POOR = 25

2.5216

0.283

2

Abnormal visual acuity left

N = 59

GOOD = 0

MODERATE = 1

POOR = 58

2.6010

0.272

3

Abnormal visual acuity right

N = 57

GOOD = 0

MODERATE = 1

POOR = 56

2.4331

0.296