Table 4
Relation of duration since diagnosis of diabetes and diabetic retinopathy
| Duration since diagnosis of diabetes |
Number (%) without DR |
Number (%) mild NPDR |
Number (%) moderate NPDR |
|---|---|---|---|
| 0–9 years | 73 (61.3) | 9 (7.6) | 8 (6.7) |
| 10–14 years | 17 (14.3) | 1 (0.8) | 1 (0.8) |
| 15–19 years | 0 | 2 (1.7) | 0 |
| ⩾20 years | 1 (0.8) | 2 (1.7) | 2 (1.7) |
| Total | 91 (76.5) | 14 (11.8) | 11 (9.2) |
|
Duration since diagnosis of diabetes |
Number (%) severe NPDR |
Number (%) PDR |
Number (%) Total |
| 0–9 years | 0 | 0 | 90 (75.6) |
| 10–14 years | 1 (0.8) | 1 (0.8) | 21 (17.6) |
| 15–19 years | 1 (0.8) | 0 | 3 (2.5) |
| ⩾20 years | 0 | 0 | 5 (4.2) |
| Total | 2 (1.7) | 1 (0.8) | 119 (100) |
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Of the 125 diabetics, fundus could not be examined in either eye in 4 owing to dense cataract or small pupil, and data regarding duration of diabetes were not available for 2. These 6 subjects are not included in this table.
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NPDR=non-proliferative diabetic retinopathy; PDR=proliferative diabetic retinopathy.
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Percentages do not add up exactly to the total because of rounding.
