Table 1.
Patient demographics and clinicopathological characteristics
| Factor | Not Reinforced | Reinforced | Volume | p |
|---|---|---|---|---|
| Number of cases, n | 205 | 407 | ||
| Gender | χ2 = 0.004 | 0.947 | ||
| Male, n(%) | 128(62.4%) | 253(62.2%) | ||
| Female, n(%) | 77(37.6%) | 154(37.8%) | ||
| Age, years | 67.90 ± 10.2 | 69.22 ± 9.268 | t = -1.615 | 0.107 |
| BMI, kg/m2, median (range) | 24.4(22.4 ~ 26.1) | 24.4(22.7 ~ 26.6) | z = -0.946 | 0.344 |
| Hb, g/L, median (range) | 124.1(117.4 ~ 131.7) | 124.2(116.2 ~ 131.7) | z = -0.782 | 0.434 |
| Alb, g/L, median (range) | 38.8(36.6 ~ 41.4) | 38.6(36.3 ~ 41.3) | z = -1.591 | 0.112 |
| chronic disease | ||||
| Diabetes, n(%) | 28(13.7%) | 51(12.5%) | χ2 = 0.154 | 0.695 |
| Hypertension, n(%) | 46(22.4%) | 85(20.9%) | χ2 = 0.196 | 0.658 |
| pulmonary disease, n(%) | 12(5.9%) | 22(5.4%) | χ2 = 0.052 | 0.819 |
| History of abdominal surgery, n(%) | 24(11.7%) | 61(15.0%) | χ2 = 1.227 | 0.268 |
| Tumor diameter, cm, median (range) | 2.8(1.6 ~ 4.2) | 2.8(1.5 ~ 4.3) | z = -0.665 | 0.506 |
| Tumor Location, n | χ2 = 3.341 | 0.188 | ||
| Upper | 89(43.4%) | 206(50.6%) | ||
| Middle | 41(20.0%) | 79(19.4%) | ||
| Distal | 75(36.6%) | 122(30.0%) | ||
| Extent of resection | χ2 = 2.729 | 0.099 | ||
| Total gastrectomy | 130(63.4%) | 285(70.0%) | ||
| Distal gastrectomy | 75(36.6%) | 122(30.0%) | ||
| Types of reconstruction | χ2 = 2.729 | 0.099 | ||
| Roux-en-Y | 130(63.4%) | 285(70.0%) | ||
| Billroth-II | 75(36.6%) | 122(30.0%) | ||
| ASA risk score, n(%) | χ2 = 3.615 | 0.164 | ||
| I | 63(30.7%) | 105(25.8%) | ||
| II | 111(54.1%) | 217(53.3%) | ||
| III | 31()15.1% | 85(20.9%) | ||
| Tumor stage, n(%) | χ2 = 3.876 | 0.275 | ||
| I | 18(8.8%) | 45(11.1%) | ||
| II | 55(26.8%) | 91(22.4%) | ||
| III | 108(52.7%) | 236(58.0%) | ||
| IV | 24(11.7%) | 35(8.6%) | ||
BMI Body Mass Index
Hb Hemoglobin
Alb Albumin