Table 1 Baseline characteristics of the study population
Characteristics | Gastric cancer | Controls | P value |
|---|---|---|---|
Total number | 200 | 207 | |
Age (mean ± SD, years)a | 54.43 ± 11.77 | 53.23 ± 4.335 | 0.170 |
BMI (mean ± SD, kg/m2)a | 20.49 ± 3.11 | 22.37 ± 3.44 | <0.001 |
Gender | |||
Male | 131 (0.655) | 97 (0.469) | <0.001 |
Female | 69 (0.345) | 110 (0.531) | |
Smoking status | |||
Yes | 59 (0.295) | 64 (0.309) | 0.755 |
No | 141 (0.705) | 143 (0.691) | |
Drinking status | |||
Yes | 52 (0.260) | 58 (0.280) | 0.647 |
No | 148 (0.740) | 149 (0.720) | |
Ethnicity | |||
Han | 97 (0.485) | 104 (0.502) | 0.940 |
Zhuang | 91 (0.455) | 91 (0.440) | |
Other | 12 (0.060) | 12 (0.058) | |
CEA (median ± IQR, ng/ml)b | 2.79 ± 3.53 | 2.20 ± 2.71 | <0.001 |
CA199 (median ± IQR, ng/ml)b | 9.94 ± 17.91 | 3.17 ± 7.64 | <0.001 |
Family history of cancer | |||
Yes | 14 (0.070) | 4 (0.019) | 0.013 |
No | 186 (0.930) | 203 (0.981) | |
Tumor location | |||
Upper | 185 (0.925) | ||
Middle | 6 (0.030) | ||
Lower | 9 (0.045) | ||
Differentiation | |||
Undifferentiated | 20 (0.010) | ||
Poor | 145 (0.725) | ||
Moderate | 30 (0.150) | ||
Well | 5 (0.025) | ||
Clinical state | |||
I | 26 (0.130) | ||
II | 35 (0.175) | ||
III | 85 (0.425) | ||
IV | 54 (0.270) | ||