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Table 2 Clinical and Pathological Characteristics of the Patients (Male)

From: Male sex and history of ischemic heart disease are major risk factors for anastomotic leakage after laparoscopic anterior resection in patients with rectal cancer

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