<60 yr | 60–79 yr | ≧80 yr | P value | |
---|---|---|---|---|
n = 40 | n = 48 | n = 27 | ||
Gender (M/F) | 18/22 | 25/23 | 19/8 | 0.117 |
Tumor size (cm) | 3.5 ± 1.5 | 3.5 ± 1.6 | 3.9 ± 2.3 | 0.574 |
BMI (kg/m2) | 23.7 ± 4.1 | 23.8 ± 3.2 | 24.4 ± 3.1 | 0.713 |
Resection extent | 0.005 | |||
Subtotal/total gastrectomy | 30/10 | 45/3 | 26/1 | |
Reconstruction method | 0.012 | |||
Billroth-I | 11 (27.5) | 25 (52.1) | 6 (22.2) | |
Roux-en-Y or uncut R-Y | 29 (72.5) | 23 (47.9) | 21 (77.8) | |
Extent of lymphadenectomy | ||||
<D2/D2 | 3/36 | 1/47 | 2/25 | 0.838 |
Retrieved LN number | 35.0 ± 10.4 | 29.7 ± 12.0 | 26.0 ± 10.1 | 0.005 |
Pathological T category | 0.820 | |||
T1/T2/T3/T4 | 25/5/6/4 | 30/4/12/2 | 17/3/6/1 | |
Pathological N category | 0.271 | |||
N0/N1/N2/N3 | 26/4/4/6 | 31/7/8/2 | 20/2/4/1 | |
Pathological TNM stage | 0.390 | |||
I/II/III | 22/12/6 | 28/14/6 | 18/6/3 | |
Number of comorbidities | <0.001 | |||
0 | 28 (70) | 18 (37.5) | 5 (18.5) | |
1 | 7 (17.5) | 15 (31.3) | 6 (22.2) | |
≧2 | 5 (12.5) | 15 (31.3) | 16 (59.3) | |
Operative outcomes | ||||
Operative time (min) | 344.9 ± 142.9 | 270.3 ± 109.9 | 311.5 ± 106.6 | 0.019 |
Operative blood loss (mL) | 59.8 ± 59.9 | 71.3 ± 74.1 | 63.7 ± 59.2 | 0.710 |
Postoperative hospital stay (day) | 9.5 ± 6.4 | 12.2 ± 14.0 | 10.7 ± 8.6 | 0.499 |
Surgical complications | 3 (7.5) | 8 (16.7) | 6 (22.2) | 0.088 |
Anastomosis leakage | 0 | 1 (2.1) | 1 (3.7) | 0.249 |
Anastomosis stenosis | 1 (2.5) | 1 (2.1) | 1 (3.7) | 0.794 |
Chylous leakage | 1 (2.5) | 0 | 0 | 0.240 |
Intraabdominal abscess | 0 | 1 (2.1) | 0 | 0.881 |
Delayed gastric emptying | 1 (2.5) | 6 (12.5) | 4 (14.8) | 0.076 |
Intestinal obstruction | 0 | 0 | 1 (3.7) | 0.140 |
Surgical Mortality | 0 | 0 | 0 | 1.000 |