Table 2 Baseline characteristics of the two groups after matching
Variable | Matching set (1:4) (n = 159) | P value | |
|---|---|---|---|
Curative gastrectomy after LT (n = 32) | Conventional gastrectomy (n = 127) | ||
Age | 61.58 ± 8.33 | 61.22 ± 7.53 | 0.822 |
Gender | > 0.999 | ||
Male | 28 (87.5) | 111 (87.4) | |
Female | 4 (12.5) | 16 (12.6) | |
BMI | 23.06 ± 3.27 | 22.55 ± 2.87 | 0.420 |
Extent of gastrectomy | 0.980 | ||
Distal | 23 (71.88) | 91 (71.65) | |
Total | 9 (28.13) | 36 (28.35) | |
Tumor stage | > 0.999 | ||
I | 23 (71.88) | 92 (72.44) | |
II | 5 (15.63) | 19 (14.96) | |
III | 4 (12.5) | 16 (12.6) | |
Comorbidity | 0.005 | ||
Yes | 25 (78.13) | 64 (50.39) | |
No | 7 (21.88) | 63 (49.61) | |
ASA score | 0.016 | ||
1,2 | 26 (81.25) | 121 (95.28) | |
3 | 6 (18.75) | 6 (4.72) | |
Combined resection | 0.262 | ||
Yes | 4 (12.5) | 8 (6.3) | |
No | 28 (87.5) | 119 (93.7) | |
LN dissection | 0.111 | ||
Less than D2 | 22 (68.75) | 65 (51.18) | |
D2 | 10 (31.25) | 62 (48.82) | |
Adjuvant chemotherapy | 0.164 | ||
Yes | 5 (15.63) | 35 (27.56) | |
No | 27 (84.38) | 92 (72.44) | |