Table 3.
Factors | Categories | Contact Lens Behaviors | Univariate Analysis | Multivariate Analysis | |||
---|---|---|---|---|---|---|---|
Poor | Good | OR (95% CI) | P value | Adjusted OR (95% CI) | Adjusted p value | ||
Gender | Male | 25 (37.88%) | 41 (62.12%) | 0.75 (0.43, 1.30) | 0.309 | ||
Female | 121 (44.81%) | 149 (55.19%) | |||||
Lens replacement schedule | Monthly | 132 (56.44%) | 171 (56.44%) | 1.03 (0.47, 2.25) | 0.942 | ||
Daily/bi-weekly | 12 (42.86%) | 16 (57.14%) | |||||
Colored contact lenses | Yes | 27 (49.09%) | 28 (50.91%) | 1.32 (0.73, 2.38) | 0.354 | ||
No | 100 (42.19%) | 137 (57.81%) | |||||
Purpose of wearing lenses | Refractive correction | 125 (43.10%) | 165 (56.90%) | 0.90 (0.48, 1.68) | 0.746 | ||
Cosmetic purposes | 21 (45.65%) | 25 (54.35%) | |||||
Refractive errors | < −3.00 D (high myopia) | 52 (50.49%) | 51 (49.51%) | 1.51 (0.94, 2.40) | 0.084 | 1.36 (0.83, 2.23) | 0.227 |
≥ −3.00 D (low myopia) | 94 (40.34%) | 139 (59.66%) | |||||
Place of purchase | Flea market | 25 (52.08%) | 23 (47.92%) | 1.69 (0.90, 3.15) | 0.099 | 1.83 (0.96, 3.48) | 0.066 |
Internet | 27 (61.36%) | 17 (38.64%) | 2.47 (1.27, 4.78) | 0.007* | 2.74 (1.39, 5.41) | 0.004* | |
Optical shop | 92 (39.15%) | 143 (60.85%) | |||||
Wearing experience | > 1 year | 119 (47.60%) | 131 (52.40%) | 1.98 (1.18, 3.33) | 0.008* | 1.82 (1.04, 3.18) | 0.035* |
≤ 1 year | 27 (31.40%) | 59 (68.60%) | |||||
Lens wear duration per day | > 12 hours | 17 (62.96%) | 10 (37.04%) | 2.37 (1.05, 5.35) | 0.037* | 2.56 (1.07 6.13) | 0.035* |
≤ 12 hours | 129 (41.75%) | 17 (62.96%) | |||||
Lens wear per week | > 5 days | 53 (51.46%) | 50 (48.54%) | 1.59 (1.00, 2.54) | 0.049* | 1.38 (0.84, 2.26) | 0.197 |
≤ 5 days | 93 (39.91) | 140 (60.09%) |
Note: *Statistical significance at p value < 0.05.
Abbreviations: CI, confidence interval; OR, odds ratio.