Table 1 Patient clinicopathological characteristics
Characteristics | LAG(n = 224) | OG(n) = 112 | P- value |
|---|---|---|---|
Sex: | 0.778 | ||
Female (n) | 175 | 89 | |
Male (n) | 49 | 23 | |
Age(years, mean ± SD) | 61.6 ± 10.6 | 60.8 ± 10.2 | 0.525 |
Tumor size(cm, mean ± SD) | 4.7 ± 2.0 | 4.4 ± 2.0 | 0.631 |
Body mass index (kg/m2) | 22.3 | 22.0 | 0.498 |
Tumor location (n): | 0.083 | ||
Greater curvature | 82 | 52 | |
Lesser curvature | 143 | 60 | |
Gross type (n): | 0.450 | ||
Elevated | 50 | 21 | |
Depressed | 174 | 91 | |
Histology (n): | 0.875 | ||
Differentiated | 37 | 17 | |
Undifferentiated | 187 | 95 | |
ASA score (n): | 0.857 | ||
1 | 122 | 58 | |
2 | 94 | 49 | |
3 | 8 | 5 | |
Comorbidities (n): | 0.643 | ||
Presence of one or more comorbidities | 102 | 54 | |
Hypertension | 43 | 16 | |
Diabetes mellitus | 17 | 10 | |
Dyslipidemia | 19 | 12 | |
Cardiovascular | 6 | 6 | |
Pulmonary | 8 | 5 | |
Liver | 5 | 3 | |
Others | 4 | 2 | |
Tumor depth (n): | 0.133 | ||
T2 | 81 | 50 | |
T3 | 143 | 62 | |
N stage (n): | 0.681 | ||
N0 | 81 | 41 | |
N1 | 42 | 25 | |
N2 | 47 | 25 | |
N3 | 54 | 21 | |
TNM stage (n): | 0.958 | ||
Ib | 40 | 25 | |
IIa | 56 | 26 | |
IIb | 43 | 25 | |
IIIa | 41 | 20 | |
IIIb | 44 | 16 | |
Resection extent (n): | 1.000 | ||
TG | 106 | 61 | |
DG | 118 | 51 | |
Reconstruction (n): | 0.058 | ||
BillrothI | 101 | 37 | |
BillrothII | 16 | 14 | |
Roux-y | 107 | 61 |