A Retrospective Study of Risk Factors for Symptomatic Anastomotic Leakage after Laparoscopic Anterior Resection of the Rectal Cancer without a Diverting Stoma
Table 2
Patient-related variables.
Variables
AL (+) ()
AL (−) ()
Age (yr)
Median (IQR)
56 (50.75, 60.5)
60 (52, 66)
0.297
Sex, (%)
0.139
Male
14 (77.8%)
289 (60.5%)
Female
4 (22.2%)
189 (39.5%)
BMI (kg/m2, )
0.853
Smoking, (%)
6 (33.3%)
135 (28.2%)
0.638
Alcohol, (%)
6 (33.3%)
104 (21.8%)
0.383
Hypertension, (%)
4 (22.2%)
128 (26.8%)
0.875
Ischemic heart disease, (%)
0 (0%)
15 (3.1%)
1.000
Diabetes, (%)
2 (11.1%)
54 (11.3%)
1.000
Hepatitis, (%)
1 (5.6%)
27 (5.6%)
1.000
History of malignancy, (%)
0 (0%)
17 (3.6%)
1.000
Synchronous primary malignancy of left hemicolon, (%)
2 (11.1%)
8 (1.7%)
0.047
Incomplete intestinal obstruction, (%)
2 (11.1%)
41 (8.6%)
1.000
Preoperative chemotherapy, (%)
3 (16.7%)
58 (12.1%)
0.834
Preoperative radiotherapy, (%)
1 (5.6%)
27 (5.6%)
1.000
Preoperative hemoglobin (g/L, )
0.830
Preoperative albumin (g/L, )
0.247
ASA grade, (%)
0.620
1
0 (0%)
18 (3.8%)
2
17 (94.4%)
433 (90.6%)
3
1 (5.6%)
27 (5.6%)
AL: anastomotic leakage; IQR: interquartile range; SD: standard deviation; BMI: body mass index; ASA: American Society of Anesthesiologists.
