Odds ratio and 95% confidence intervals (CI) of variables potentially associated with FDT-VFA
| Independent variable | FDT-VFA (+) | FDT-VFA (−) | Age and sex adjusted | Multi-variable adjusted* | ||
|---|---|---|---|---|---|---|
| n (%) | n (%) | Odds ratio | 95%CI | Odds ratio | 95%CI | |
| *Adjusted for listed all variables. FDT-VFA, visual field abnormalities detected by frequency doubling technology perimetry; BMI, body mass index. | ||||||
| BMI (kg/cm2) | ||||||
| –19.9 | 69 (13.2) | 1123 (13.1) | 1.00 | (reference) | 1.00 | (reference) |
| 20–25.9 | 366 (70.1) | 5998 (69.7) | 0.81 | 0.62 to 1.07 | 0.82 | 0.62 to 1.11 |
| 26– | 78 (16.7) | 1481 (17.2) | 0.78 | 0.56 to 1.10 | 0.81 | 0.57 to 1.14 |
| Ocular hypertension | ||||||
| None | 467 (91.4) | 8145 (96.5) | 1.00 | (reference) | 1.00 | (reference) |
| Present | 44 (8.6) | 297 (3.5) | 2.36 | 1.70 to 3.30 | 1.99 | 1.40 to 2.83 |
| Family history | ||||||
| None | 459 (90.7) | 7841 (93.4) | 1.00 | (reference) | 1.00 | (reference) |
| Present | 47 (9.3) | 555 (6.6) | 1.38 | 1.01 to 1.88 | 1.33 | 0.96 to 1.83 |
| Smoking | ||||||
| Never | 241 (46.4) | 3673 (42.9) | 1.00 | (reference) | 1.00 | (reference) |
| Former or current | 278 (53.6) | 4896 (57.1) | 0.78 | 0.65 to 0.94 | 0.82 | 0.68 to 0.99 |
| Refractive errors | ||||||
| None | 106 (20.3) | 3533 (41.1) | 1.00 | (reference) | 1.00 | (reference) |
| Present | 416 (79.7) | 5069 (58.9) | 2.88 | 2.32 to 3.59 | 2.89 | 2.29 to 3.64 |
| Computer use | ||||||
| Light users | 171 (32.8) | 3173 (36.9) | 1.00 | (reference) | 1.00 | (reference) |
| Moderate users | 252 (48.3) | 4082 (47.5) | 1.27 | 1.04 to 1.56 | 1.14 | 0.92 to 1.42 |
| Heavy users | 99 (19.0) | 1347 (15.7) | 1.58 | 1.21 to 2.05 | 1.38 | 1.05 to 1.82 |
| p for trend<0.001 | ||||||