Table 1.
Clinical characteristics of patients
| Characteristic | Total (n 52) | Early (n 30) | Late (n 22) | p value |
|---|---|---|---|---|
| Age, median (IQR) | 66.5 (61–74.5) | 65.7 (61.3–73.5) | 69.7 (56.2–76.2) | 0.266 |
| Sex (n), %, male | 25 (48) | 12 (40) | 13 (59.1) | 0.173 |
| BMI, median (IQR) | 25 (23–27.5) | 25.5 (22.4–26.7) | 25.3 (23.6–27.8) | 0.578 |
| ASA score (n), % | 0.555 | |||
| 1 | 5 (9.6) | 3 (10.0) | 2 (9.1) | |
| 2 | 42 (80.8) | 23 (76.7) | 19 (86.4) | |
| 3 | 5 (9.6) | 4 (13.3) | 1 (4.6) | |
| aCCI, median (IQR) | 5 (3.5–5) | 5 (4–5) | 5 (3–6) | 0.579 |
| Performance status (n), % | 0.370 | |||
| 0 | 23 (44.2) | 15 (50.0) | 8 (36.4) | |
| 1 | 25 (48.1) | 12 (40.0) | 13 (59.1) | |
| 2 | 4 (7.6) | 3 (10.0) | 1 (4.6) | |
| Preoperative biliary drainage (n), % | 18 (34.6) | 8 (26.7) | 10 (45.5) | 0.159 |
| Albumine (g/dl), median (IQR) | 3.9 (3.4–4.2) | 4.0 (3.6–4.3) | 3.7 (3.2–3.9) | 0.009 |
| Bilirubin (mg/dl), median (IQR) | 1.5 (0.4–10.6) | 1.1 (0.3–10.3) | 3.9 (0.4–11.6) | 0.257 |
| Ca 19.9 (UI/ml), median (IQR) | 30.3 (11.5–265) | 15.4 (7.5–609.2) | 54.4 (18.1–248) | 0.124 |
| CEA (ng/ml), median (IQR) | 1.9 (1.5–3.1) | 1.8 (1.4–2.9) | 2.2 (1.5–3.2) | 0.747 |
| FRS, median | 6 (3–7) | 6 (4–8) | 5 (2–7) | 0.075 |
| Malignant disease (n), % | 46 (88.4) | 25 (83.3) | 21 (95.5) | 0.636 |
n number, IQR interquartile range, EG early group, LG late group, BMI body mass index, ASA American Society of Anesthesiologists score, aCCI age-adjusted Charlson Comorbidity Index, FRS fistula risk score