Table 1.
The risk factors for lymph node metastasis (LNM) in the enrolled gastric cancer patients
| Factors | No | LNM (%) | χ2 | P | Model fitting criteria | Likelihood ration tests | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| N0 | N1 | N2 | N3 | − 2 log likelihood | χ2 | df | P | ||||
| Age (years) | 9.099 | 0.028 | 288.709 | 4.440 | 3 | 0.218 | |||||
| < 60 | 48 | 20 (41.7) | 4 (8.3) | 5 (10.4) | 19 (39.6) | ||||||
| ≥ 60 | 98 | 33 (33.7) | 14 (14.3) | 28 (28.6) | 23 (23.5) | ||||||
| Gender | 0.878 | 0.831 | / | / | / | / | |||||
| Male | 101 | 38 (37.6) | 12 (11.9) | 24 (23.8) | 27 (26.7) | ||||||
| Female | 45 | 15 (33.3) | 6 (13.3) | 9 (20.0) | 15 (33.3) | ||||||
| Lauren classification | 27.076 | 0.000 | 303.535 | 19.266 | 6 | 0.004 | |||||
| Intestinal | 54 | 29 (53.7) | 8 (14.8) | 12 (22.2) | 5 (9.3) | ||||||
| Diffuse | 24 | 11 (45.8) | 0 (0.0) | 3 (12.5) | 10 (41.7) | ||||||
| Mixed | 68 | 13 (19.1) | 10 (14.7) | 18 (26.5) | 27 (39.7) | ||||||
| Depth of tumor invasion | 51.574 | 0.000 | 325.129 | 40.860 | 9 | 0.000 | |||||
| T1 | 36 | 26 (72.2) | 5 (13.9) | 2 (5.6) | 3 (8.3) | ||||||
| T2 | 19 | 10 (52.6) | 2 (10.5) | 5 (26.3) | 2 (10.5) | ||||||
| T3 | 67 | 16 (23.9) | 10 (14.9) | 20 (29.9) | 21 (31.3) | ||||||
| T4 | 24 | 1 (4.2) | 1 (4.2) | 6 (25.0) | 16 (66.7) | ||||||
| Untreated sIL-8 level | 11.606 | 0.009 | 304.242 | 19.973 | 3 | 0.000 | |||||
| ≤ 62 pg/ml | 68 | 23 (33.8) | 15 (22.1) | 12 (17.6) | 18 (26.5) | ||||||
| > 62 pg/ml | 78 | 30 (38.5) | 3 (3.8) | 21 (26.9) | 24 (30.8) | ||||||
sIL-8 serum IL-8