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Basic characteristics of the cases and the controls
| Characteristics | Gender | Age (x̅±s) | Smoking | ||
|---|---|---|---|---|---|
|
|
|
||||
| Male | Female | - | + | ||
| Case n (%) | 56 (53.33) | 49 (46.67) | 45.8±7.2 | 73 (69.52) | 32 (30.48) |
| Control n (%) | 60 (54.05) | 51 (45.95) | 46.2±7.9 | 78 (70.27) | 33 (29.73) |
| P | >0.05 | >0.05 | >0.05 | ||
