Results of multiple logistic regressions (final models) for specific cataract types (nuclear, cortical and posterior subcapsular cataract), any cataract and cataract surgery in Chinese Singaporeans
| Nuclear cataract | Cortical cataract | PSC cataract | Any cataract | Cataract surgery | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| OR (95% CI) | p Value | OR (95% CI) | p Value | OR (95% CI) | p Value | OR (95% CI) | p Value | OR (95% CI) | p Value | |
| *Diabetes: yes, on oral and/or insulin treatment versus no diabetes. | ||||||||||
| †Occupation: Production or machine workers, and labourers or agricultural workers, versus managers and professionals. | ||||||||||
| –No significant association, and not included in the model. | ||||||||||
| Age (per 10 years) | 5.8 (4.7 to 7.2) | 0.001 | 3.4 (2.9 to 4.0) | 0.001 | 2.8 (2.2 to 3.6) | 0.001 | 6.4 (5.1 to 8.0) | 0.001 | 3.9 (2.9 to 5.0) | 0.001 |
| Sex, men | 1.0 (0.6 to 1.5) | 0.83 | 1.1 (0.7 to 1.6) | 0.71 | 0.9 (0.6 to 1.4) | 0.77 | 0.8 (0.5 to 1.1) | 0.13 | 0.8 (0.6 to 1.2) | 0.33 |
| Diabetes* | ||||||||||
| Yes, on treatment | – | – | 3.1 (1.6 to 6.1) | 0.001 | 2.2 (1.2 to 4.1) | 0.01 | 2.0 (0.9 to 4.5) | 0.08 | 2.3 (1.3 to 4.1) | 0.006 |
| Current smoking | ||||||||||
| Yes, >10 cigarettes/day | 1.7 (1.0 to 2.9) | 0.05 | – | – | – | – | – | – | – | – |
| Body mass index | ||||||||||
| 1st v 5th quintile | – | – | 1.8 (1.1 to 2.9) | 0.03 | – | – | 2.3 (1.3 to 4.0) | 0.004 | – | – |
| Occupation† | ||||||||||
| Production workers | 2.9 (1.5 to 5.8) | 0.002 | 1.8 (1.0 to 3.3) | 0.04 | – | – | 2.7 (1.4 to 5.2) | 0.002 | – | – |
| Labourers | 2.6 (1.2 to 5.5) | 0.01 | 1.5 (0.8 to 2.9) | 0.17 | 2.1 (1.0 to 4.1) | 0.04 | ||||
| Household income | ||||||||||
| <$2000 v >$4000 | – | – | – | – | 4.7 (1.1 to 20) | 0.03 | – | – | – | – |