Table 2.
Univariate Analysis And Multivariate Analysis Of The Risk Of Postoperative Complication
| Factors | Non-PC Group 636(%) | PC Group 206 (%) | Univariate Analysis | Multivariate Analysis |
|---|---|---|---|---|
| P | P | |||
| Gender | 0.532 | |||
| Male | 477(75.0) | 150(72.8) | ||
| Female | 159(25.0) | 56(17.2) | ||
| Age, y | <0.001* | 0.008* | ||
| <60 | 262(41.2) | 57(27.7) | ||
| ≥60 | 374(58.8) | 149(72.3) | ||
| BMI, kg/m2 | 0.337 | |||
| <23.9 | 496(78.0) | 154(74.8) | ||
| ≥23.9 | 140(22.0) | 52(25.2) | ||
| Diabetes | 0.037* | |||
| No | 591(92.9) | 182(88.3) | ||
| Yes | 45(7.1) | 24(11.7) | ||
| Hypertension | 0.624 | |||
| No | 468(73.6) | 148(71.8) | ||
| Yes | 168(26.4) | 58(18.2) | ||
| Preoperative anemia | 0.143 | |||
| No | 586(92.1) | 183(88.8) | ||
| Yes | 50(7.9) | 23(11.2) | ||
| Preoperative bleeding | 0.493 | |||
| No | 612(96.2) | 196(95.1) | ||
| Yes | 24(3.8) | 10(4.9) | ||
| Preoperative obstruction | 0.860 | |||
| No | 613(96.4) | 198(96.1) | ||
| Yes | 23(3.6) | 8(3.9) | ||
| Charlson score | 0.003* | |||
| 0(0) | 242(38.1) | 71(34.5) | ||
| 1(1–3) | 294(46.2) | 81(39.3) | ||
| 2(4–6) | 100(15.7) | 54(26.2) | ||
| Histologic type | 0.091 | |||
| Signet-ring cell carcinoma | 81(12.7) | 17(8.3) | ||
| Differentiated | 540(84.9) | 187(90.8) | ||
| Undifferentiated | 15(2.4) | 2(0.9) | ||
| Hyponatremia | 0.004* | 0.039* | ||
| No | 572(89.9) | 170(82.5) | ||
| Yes | 64(10.1) | 36(17.5) | ||
| Hypocalcemia | <0.001* | 0.023* | ||
| No Yes |
521(81.9) 115(18.1) |
145(70.4) 61(29.6) |
||
| Albumin, g/L | 0.904 | |||
| ≥30 | 573(90.1) | 185(89.8) | ||
| <30 | 63(9.9) | 21(10.2) | ||
| Hemoglobin, g/L | 0.436 | |||
| ≥100 | 510(80.2) | 160(77.7) | ||
| <100 | 126(19.8) | 46(22.3) | ||
| TNM | 0.001* | |||
| 0/I | 218(34.3) | 49(23.8) | ||
| II | 103(17.0) | 25(12.1) | ||
| III | 315(48.7) | 132(64.1) | ||
| Node status | 0.059 | |||
| N0 | 290(45.6) | 72(35.0) | ||
| N1 | 81(12.7) | 30(14.6) | ||
| N2 | 108(17.0) | 40(19.4) | ||
| N3 | 157(24.7) | 64(31.1) | ||
| T stage | 0.003* | |||
| T1 | 141(22.2) | 25(12.1) | ||
| T2 | 141(22.2) | 42(20.4) | ||
| T3 | 125(19.7) | 40(19.4) | ||
| T4 | 229(35.9) | 99(48.1) | ||
| Tumor location | 0.165 | |||
| Cardia | 112(17.6) | 43(20.9) | ||
| Corpus | 141(22.2) | 52(25.2) | ||
| Pylorus | 380(59.7) | 108(52.4) | ||
| Total | 3(0.5) | 3(1.5) | ||
| Tumor size | 0.092 | |||
| ≤4.75 | 459(72.2) | 136(66.0) | ||
| >4.75 | 177(17.8) | 70(34.0) | ||
| Pathological type | 0.632 | |||
| Non-ulcerative | 509(80.0) | 168(81.6) | ||
| Ulcerative | 127(20.0) | 38(18.4) | ||
| Total gastrectomy | <0.001* | |||
| No | 515(81.0) | 142(68.9) | ||
| Yes | 121(19.0) | 64(31.1) | ||
| Surgical method | 0.013* | |||
| Open | 560(88.1) | 194(94.2) | ||
| Laparoscopic | 76(11.9) | 12(15.8) | ||
| Combined operation | 0.061 | |||
| No | 581(91.4) | 179(87.0) | ||
| Yes | 55(8.6) | 27(13.0) | ||
| Reconstruction methods | 0.001* | |||
| Billroth I | 370(58.2) | 93(45.1) | ||
| Billroth II | 108(17.0) | 35(17.0) | ||
| Roux-en-Y | 158(24.8) | 78(37.9) |
Note: *Statistically significant (P< 0.05).
Abbreviation: PC, postoperative complication.