Table 2.
Better and Worse eyes: Median time and 95% Confidence Intervals for keratoconus progression in a cohort study where 305 eyes of 168 individuals were investigated for predictors of keratoconus progression.
| Better eyes (n = 136) Median (95%CI) |
P value | Worse eyes (n = 136) Median (95%CI) |
P value | ||
|---|---|---|---|---|---|
| Sex | Female | 10.8 (7.97;-) | 0.323 | 13.4 (8.45;-) | 0.512 |
| Male | 37.8 (15.55;-) | 21.8 (10.98;-) | |||
| Age | < 14 y | 14.2 (7.9;-) | 0.219 | 11.0 (8.75;-) | 0.666 |
| ≥ 14 y | 25.4 (17.1;-) | 21.9 (13.4; 50) | |||
| Familial history | No | 25.4 (15.1; 63.1) | 0.821 | 19.0 (10.2; 32.4) | 0.362 |
| Yes | 15.5 (7.9;-) | 28.5 (10.5;-) | |||
| Allergy | No | 43.9 (10.8;-) | 0.458 | 31.8 (10.5;-) | 0.120 |
| Yes | 23.1 (14.2; 61.1) | 15.1 (10.2; 29.4) | |||
| Km (D) | < 48 | 32.07 (15.53;-) | 0.517 | 21.8 (12.53;-) | 0.358 |
| ≥ 48–< 53 | 17.12 (9.20;-) | 11.5 (6.42; 39.7) | |||
| ≥ 53–< 55 | 12.12 (7.58;-) | 26.00 (9.37;-) | |||
| ≥ 55 | 3.13 (2.67;-) | 25.8 (6.87;-) | |||
| Kmax (D) | < 55 | 37.8 (17.85;-) | 0.032 | 29.4 (14.68;-) | 0.044 |
| ≥ 55 | 10.8 (6.42;-) | 14.5 (8.75; 31.8) | |||
| TP (μm) | ≤ 400 | 2.67 (2.38;-) | 0.014 | 25.8 (3.03;-) | 0.965 |
| > 400 ≤ 450 | 10.82 (7.58;-) | 28.5 (6.65;-) | |||
| > 450 ≤ 490 | 17.12 (13.37;-) | 14.7 (9.67;-) | |||
| > 490 | - (32.07) | 21.9 (7.10;-) | |||
| Total | 24.9 (15.5; 1.1) | 19.0 (11.0; 31.8) | 0.301 |
TP Thinnest pachymetry.