Table 2. Association Between Baseline Cataract Surgery and DR Incidencea.
| Model | Malay participants (n = 631 eyes) | Indian participants (n = 916 eyes) | Combined (n = 1547 eyes) | |||
|---|---|---|---|---|---|---|
| RR (95% CI) | P value | RR (95% CI) | P value | RR (95% CI) | P value | |
| Model 1b | 2.61 (1.42-4.81) | .002 | 2.07 (1.18-3.62) | .01 | 2.16 (1.43-3.26) | <.001 |
| Model 2c | 2.62 (1.42-4.84) | .002 | 1.92 (1.11-3.34) | .02 | 2.07 (1.34-3.20) | .001 |
Abbreviations: DR, diabetic retinopathy; RR, relative risk.
a
Baseline phakic eyes that subsequently underwent cataract surgery during the 6-year follow-up period were excluded for this analysis (n = 187).
b
Adjusted for baseline age, sex, and race/ethnicity in the combined group.
c
Adjusted for baseline age, sex, race/ethnicity, baseline hemoglobin A1c level, diabetes duration, random glucose level, antidiabetic medication use, hypertension, body mass index, and smoking status.