Table 2 Predictors of pterygium severity (based on corneal involvement) (n=94)
Factor | Cornea spared | Cornea involved | β | OR | 95% CI | P-value | |
|---|---|---|---|---|---|---|---|
Gender | Male | 37 (88.1) | 33 (63.5) | 1 | |||
Female | 5 (11.9) | 19 (36.5) | 1.449 | 4.261 | 1.431-12.687 | 0.009 | |
Age groups | <50 | 22 (52.4) | 16 (30.8) | 1 | |||
50-70 | 17 (40.5) | 25 (48.1) | 0.704 | 2.022 | 0.829-4.930 | 0.122 | |
>70 | 3 (7.1) | 11 (21.2) | 1.618 | 5.042 | 1.207-21.064 | 0.027 | |
Smoking status | Non-smoker | 36 (85.7) | 59 (96.2) | 1 | |||
Smoker | 6 (14.3) | 2 (3.8) | -1.427 | 0.240 | 0.046-1258 | 0.091 | |
BMI | Underweight | 1 (2.4) | 2 (3.8) | 1 | |||
Normal | 14 (33.3) | 13 (25) | -0.767 | 0.464 | 0.037-5.749 | 0.550 | |
Overweight | 17 (40.5) | 16 (30.8) | 0.754 | 0.471 | 0.039-5.708 | 0.554 | |
Obese | 10 (23.8) | 21 (40.4) | 0.049 | 1.050 | 0.085-12.995 | 0.970 | |
Unilateral eye involvement | 37 (88.1) | 48 (92.3) | 0.483 | 1.622 | 0.407-6.465 | 0.493 | |
Dry eye disease | 11 (26.2) | 9 (17.3) | -.528 | 0.590 | 0.218-1.595 | 0.298 | |
Diabetes mellitus | 12 (28.6) | 19 (36.5) | 0.369 | 1.439 | 0.600-3.455 | 0.415 | |
Dyslipidemia | 16 (38.1) | 21 (40.4) | 0.096 | 1.101 | 0.478-2.533 | 0.821 | |
Hypertension | 10 (23.8) | 24 (46.2) | 1.009 | 2.743 | 1.120-6.714 | 0.027 | |
Location | Nasal | 37 (88.1) | 50 (96.2) | 1 | |||
Temporal | 5 (11.9) | 2 (3.8) | -1.217 | 0.296 | 0.054-1.611 | 0.159 | |