Parameters

n

Stage 4 - 5

No. (%)

Stage 1 - 3

No. (%)

P value

Retinal abnormality

43

32 (74.4)

11 (25.6)

0.006*

Only hypertensive retinopathy

30

23 (76.7)

7 (23.3)

0.006*

Only diabetic retinopathy

5

3 (60.0)

2 (40.0)

0.625**

Mixed hypertensive plus diabetic retinopathy

8

4 (50.0)

4 (50.0)

1.000**