Table 1 Patient characteristics. Univariate analyses
| Â | Overall | GJ group | NG group | GT group | p value | ||
|---|---|---|---|---|---|---|---|
(n = 86) | (n = 12) | (n = 31) | (n = 43) | GJ vs NG | GJ vs GT | NG vs GT | |
Age (year), mean (±SD) | 65.1 (±10.2) | 65.8 (±9.2) | 64.9 (±11.9) | 63.3 (±10.0) | 0.67 | 0.40 | 0.70 |
Female | 45 (52) | 7 (58) | 13 (42) | 25 (58) | 1.00 | 0.50 | 0.24 |
Active smoker | 26 (30) | 6 (50) | 5 (16) | 15 (35) | 0.05 | 0.50 | 0.11 |
Jaundice | 53 (62) | 5 (42) | 21 (68) | 27 (63) | 0.17 | 0.21 | 0.81 |
Biliary stenting | 30 (35) | 5 (42) | 7 (23) | 18 (42) | 0.27 | 1.00 | 0.13 |
Neoadjuvant therapy | 4 (5) | 1 (8) | 1 (3) | 2 (5) | 0.49 | 0.53 | 1.00 |
BMI (kg/m2), mean (±SD) | 24.4 (±4,4) | 23.5 (±2) | 23.9 (±4,8) | 25.2 (±4.7) | 0.67 | 0.13 | 0.31 |
Albumin (g/L), mean (±SD)a | 38.6 (±5.5) | 37.7 (±7.0) | 39.6 (±5.9) | 37.9 (±4.6) | 0.41 | 0.90 | 0.23 |
ASA score | |||||||
 1 or 2 | 54 (63) | 3 (25) | 26 (84) | 25 (58) |  |  |  |
 3 | 32 (37) | 9 (75) | 5 (16) | 18 (42) | <0.01 | 0.06 | 0.02 |