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Basic characteristics of cases and controls
| Basic characteristics | Cases (n=126, %) | Controls (n=120, %) | P value |
|---|---|---|---|
| Sex | 0.80 | ||
| Male | 78 (61.9) | 72 (60.0) | |
| Female | 48 (38.1) | 48 (40.0) | |
| Age | 0.07 | ||
| ≤50 | 29 (23.0) | 41 (34.2) | |
| >50 | 97 (77.0) | 79 (65.8) | |
| Smoking status | 0.16 | ||
| Smoking | 70 (55.6) | 55 (45.8) | |
| Non-smoking | 56 (44.4) | 65 (54.2) | |
| Drinking status | 0.01 | ||
| Drinking | 85 (67.5) | 62 (51.7) | |
| Non-smoking | 41 (32.5) | 58 (48.3) |
