Table 3.
Correlation of serum CA199 expression with clinical data
| Factors | Low expression group (n=43) | High expression group (n=43) | t/χ2 value | P value |
|---|---|---|---|---|
| Age (Years) | 27.25±1.77 | 31.86±1.87 | 11.74 | <0.001 |
| BMI (kg/m2) | 21.96±2.11 | 22.14±2.06 | 0.400 | 0.690 |
| History of smoking | ||||
| Yes (n=45) | 22 (51.16) | 23 (53.49) | 0.047 | 0.829 |
| No (n=41) | 21 (48.84) | 20 (46.51) | ||
| History of alcoholism | ||||
| Yes (n=52) | 27 (62.79) | 25 (58.14) | 0.195 | 0.659 |
| No (n=34) | 16 (37.21) | 18 (41.86) | ||
| Place of residence | ||||
| City (n=46) | 19 (44.19) | 27 (62.79) | 2.991 | 0.084 |
| Countryside (n=40) | 24 (55.81) | 16 (37.21) | ||
| Course of disease | 3.44±1.73 | 5.56±1.67 | 5.781 | <0.001 |
| Number of nodules | ||||
| 1 (n=64) | 39 (90.70) | 25 (58.14) | 11.97 | <0.001 |
| ≥2 (n=22) | 4 (9.30) | 18 (41.86) | ||
| Infiltration depth | ||||
| <5 mm (n=60) | 37 (86.05) | 23 (53.49) | 10.81 | 0.001 |
| ≥5 mm (n=26) | 6 (13.95) | 20 (46.51) | ||
| AFS staging | ||||
| Stages I ± II (n=55) | 36 (83.72) | 19 (44.19) | 14.58 | <0.001 |
| Stages III ± IV (n=31) | 7 (16.28) | 24 (55.81) |