Table 1 Characteristics of the study population
From: Association of CYP19A1 rs28757157 polymorphism with lung cancer risk in the Chinese Han population
Characteristics | Cases | Controls | p |
|---|---|---|---|
Total | 489 | 467 | |
Age, years | 0.379† | ||
Median (IQR) | 61.00 (56.00–65.00) | 61.00 (55.00–65.00) | |
≤ 60 | 218 (44.6%) | 202 (43.3%) | |
> 60 | 271 (55.4%) | 265 (56.7%) | |
Gender | 0.765‡ | ||
Male | 337 (68.9%) | 326 (69.8%) | |
Female | 152 (31.1%) | 141 (30.2%) | |
BMI, kg/m2 | 0.592† | ||
Median (IQR) | 22.86 (20.42–24.94) | 22.86 (19.84–25.26) | |
< 24 | 307 (62.8%) | 290 (62.1%) | |
≥ 24 | 182 (37.2%) | 177 (37.9%) | |
Smoking | 0.944‡ | ||
Yes | 246 (50.3%) | 236 (50.5%) | |
No | 243 (49.7%) | 231 (49.5%) | |
Drinking | 0.371‡ | ||
Yes | 144 (29.4%) | 150 (32.1%) | |
No | 345 (70.6%) | 317 (67.9%) | |
Pathological type | |||
Squamous cell carcinoma | 132 (27.0%) | ||
Adenocarcinoma | 187 (38.2%) | ||
Absence | 170 (34.8%) | ||
Stage | |||
I-II | 82 (16.8%) | ||
III-IV | 250 (51.1%) | ||
Absence | 157 (32.1%) | ||
LNM | |||
Negative | 84 (17.2%) | ||
Positive | 213 (43.6%) | ||
Absence | 192 (39.3%) | ||