Table 1. Demographic characteristics of healthy donors and gastric cancer patients used in this study.
| Healthy donors (n=48) |
GC patients (n=261) |
P-value | |
|---|---|---|---|
| Age, years | 43.5 ± 10.4* | 60.5 ± 12.5 | < 0.001 |
| Male, N (%) | 23 (47.9) | 162 (62.1) | 0.066 |
| WBC, N per mL | 5.6 ± 1.6* | 6.5 ± 2.4 | 0.004 |
| Lymphocyte, % | 34.8 ± 8.7* | 31.7 ± 9.5 | 0.024 |
| Lymphocyte, N per mL | 1891.1 ± 649.4* | 1973.0 ± 639.9 | NS |
| NKA-IFNγ, pg/mL | 1520 (818.6-1970.1)† | 204.8 (174.4-260.5) | < 0.001 |
| CEA, ng/mL | 0.8 (0.6-1.4)† | 1.4 (1.3-1.6) | 0.010 |
| CA19-9, U/mL | 6.6 (4.6-9.6)† | 8.8 (7.4-9.7) | NS |
| Tumor stage, N(%) | |||
| I | 157 (60.2) | ||
| II | 35 (13.4) | ||
| III | 35 (13.4) | ||
| IV | 34 (13.0) |
*Mean ± SD, †median (95% CI), N= number, NS= not significant.