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Comparison of dry eye parameters between smokers and nonsmokers
| Variable | Smokers | Nonsmokers | P | ||
|---|---|---|---|---|---|
|
|
|
||||
| Mean | SD | Mean | SD | ||
| Schirmer’s II Test | 22.30 | 12.61 | 28.85 | 10.24 | 0.0127 |
| Tear Meniscus Height | 0.23 | 0.06 | 0.36 | 0.12 | <0.0001 |
| Tear Breakup Time | 9.69 | 3.96 | 12.80 | 1.93 | <0.0001 |
