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| Mean diabetes duration for those with no DR (years) | Mean diabetes duration for those with DR (years) | P-value | |
|---|---|---|---|
| Aged 12 years, (n=70) | 4.3 (1 month–11 years) | 8.2 (6–11 years) | 0.002 |
| Younger than 12 years, (n=73) | 5.1 (6 months–9 years) | 6.6 (6–8 years) | 0.004 |
| Total (n=143) | 4.8 (1 month–11 years) | 7.3 (6–11 years) | 0.001 |
Abbreviation: DR, diabetic retinopathy.
