Table 2.
Clinical and Pathological Characteristics of the Patients (Male)
| Parameter | Anastomotic leakage (+) | Anastomotic leakage (−) | p |
|---|---|---|---|
| n = 18 | n = 82 | ||
| Age, yr., mean ± SD (median, range) | 64.7 ± 7.3 (63, 52–79) | 66.1 ± 11.2 (68, 38–87) | 0.38 |
| BMI, kg/m2, mean ± SD (median, range) | 23.5 ± 3.7 (22.9, 15.2–28.6) | 23.3 ± 3.2 (23.1, 16.8–33.6) | 0.58 |
| BMI, ≥ 25, n (%) | 8 (44) | 21 (26) | 0.15 |
| ASA | 1.00 | ||
| 1 | 2 (11) | 11 (13) | |
| 2 | 15 (83) | 64 (78) | |
| 3 | 1 (6) | 7 (9) | |
| Tumor location (from the anal verge), n (%) | 0.49 | ||
| Upper (10–15 cm) | 5 (28) | 35 (43) | |
| Middle (5–10 cm) | 9 (50) | 32 (39) | |
| Lower (< 5 cm) | 4 (13) | 15 (18) | |
| Tumor size, mm, mean ± SD (median, range) | 45.6 ± 19.3 (50, 7–80) | 39.7 ± 22.3 (35, 8–170) | 0.14 |
| UICC-TNM Stage, n (%) | 0.71 | ||
| 0 | 0 (0) | 1 (1) | |
| I | 6 (33) | 23 (28) | |
| II | 5 (28) | 25 (30) | |
| III | 3 (17) | 22 (27) | |
| IV | 4 (22) | 11 (13) | |
| T category, n (%) | 0.56 | ||
| Tis | 0 (0) | 1 (1) | |
| T1 | 2 (11) | 11 (13) | |
| T2 | 4 (22) | 20 (24) | |
| T3 | 11 (61) | 40 (49) | |
| T4 | 0 (0) | 10 (12) | |
| N category, n (%) | 0.87 | ||
| N0 | 11 (61) | 53 (65) | |
| N1 | 5 (28) | 20 (24) | |
| N2 | 2 (11) | 6 (7) | |
| N3 | 0 (0) | 3 (4) | |
| M category, n (%) | 0.46 | ||
| M0 | 14 (78) | 71 (87) | |
| M1 | 4 (22) | 11 (13) | |
| Preoperative chemotherapy, n (%) | 1 (6) | 7 (9) | 1.00 |
| Preoperative decompression, n (%) | 0 (0) | 2 (2) | 1.00 |
| WBC, ×102/μl, mean ± SD | 69.7 ± 15.2 | 64.6 ± 15.4 | 0.21 |
| Plt, ×104/μl, mean ± SD | 26.4 ± 10.6 | 23.6 ± 5.7 | 0.13 |
| Creatinine, mg/dl, mean ± SD | 1.05 ± 0.51 | 0.89 ± 0.21 | 0.03 |
| Total cholesterol, mg/dl, mean ± SD | 177 ± 52 | 187 ± 30 | 0.31 |
| Triglyceride, mg/dl, mean ± SD | 128 ± 68 | 124 ± 62 | 0.81 |
| Total protein, g/dl, mean ± SD | 7.0 ± 0.4 | 7.8 ± 7.5 | 0.65 |
| Albumin, g/dl, mean ± SD | 3.9 ± 0.5 | 4.6 ± 4.9 | 0.54 |
| Blood sugar, mg/dl, mean ± SD | 127 ± 44 | 113 ± 35 | 0.20 |