Table 1.
Characteristics of the Singapore Epidemiology of Eye Diseases study participants according to lipid-lowering drug
| No LLD |
LLD |
p value | ASD | |
|---|---|---|---|---|
| n = 4,328 | n = 1,251 | |||
| Age, years, median (IQR) | 52.8 (48.0, 60.2) | 61.1 (54.3, 66.9) | <0.001 | 0.73 |
| Female, n (%) | 2,260 (52.2) | 622 (49.7) | 0.119 | 0.05 |
| Ethnicity, n (%) | <0.001 | 0.31 | ||
| Chinese | 1,704 (39.4) | 490 (39.2) | ||
| Indian | 1,292 (29.9) | 523 (41.8) | ||
| Malay | 1,332 (30.8) | 238 (19.0) | ||
| Hypertension, n (%) | 2,131 (49.4) | 1,018 (81.4) | <0.001 | 0.72 |
| Diabetes, n (%) | 727 (16.8) | 595 (47.6) | <0.001 | 0.70 |
| BMI, kg/m2, median (IQR) | 24.6 (22.0, 27.6) | 25.5 (23.2, 28.5) | <0.001 | 0.24 |
| Smoking status, n (%) | <0.001 | 0.13 | ||
| Never smoked | 3,094 (71.5) | 925 (74.0) | ||
| Current smoker | 689 (15.9) | 147 (11.8) | ||
| Past smoker | 542 (12.5) | 178 (14.2) | ||
| CVD, n (%) | 156 (3.6) | 262 (20.9) | <0.001 | 0.55 |
| Education level, n (%) | <0.001 | 0.16 | ||
| No or primary | 2,205 (51.0) | 736 (59.0) | ||
| Higher than primary | 2,118 (49.0) | 512 (41.0) |
LLD, lipid-lowering drug; IQR, interquartile range; ASD, absolute standardized difference; BMI, body mass index; CVD, cardiovascular disease.