Observational Study
Copyright ©The Author(s) 2022.
World J Gastrointest Surg. Nov 27, 2022; 14(11): 1297-1309
Published online Nov 27, 2022. doi: 10.4240/wjgs.v14.i11.1297
Table 2 Patient demographics and clinical and operative characteristics
Characteristic
Group 1, n = 277
Group 2, n = 94
Group 3, n = 25
P value
Age, mean ± SD68.8 ± 11.372.2 ± 14.573.6 ± 13.60.02a
Sex, n (%)0.505
Male161 (58.1)59 (62.7)17 (68.0)
Female116 (41.9)35 (37.3)8 (32.0)
BMI, mean ± SD26.8 ± 3.9926.3 ± 4.0526.0 ± 3.970.33
CCI, mean ± SD5.12 ± 1.835.55 ± 2.386.04 ± 2.150.03a
ASA score, n (%)0.018a
I–II 187 (67.5)47 (50.0)13 (45.8)
III–IV 90 (32.5)47 (50.0)12 (54.2)
Type of surgery, n (%)0.071
Elective238 (86.0)72 (76.6)19 (75.0)
Urgent39 (14.0)22 (23.4)6 (25.0)
Surgical approach, n (%)< 0.001a
Open25 (9.0)15 (16.0)2 (8.0)
Laparoscopic238 (86.0)72 (77.0)15 (60.0)
Conversion14 (5.0)7 (7.4)8 (32.0)
Procedure, n (%)0.739
Right colectomy1138 (49.8)47 (50.0)11 (44.0)
Left colectomy17 (6.1)7 (7.4)1 (4.0)
Sigmoid/RS resection55 (19.8)15 (15.9)4 (16.0)
Low anterior resection48 (17.3)16 (17.0)8 (32.0)
Other19 (6.8)9 (9.6)1 (4.0)
Level of anastomosis, n (%)0.66
Ileocolic150 (54.1)50 (53.2)11 (44.0)
Colocolic23 (8.3)5 (5.3)1 (4.0)
≥ 6 cm from AV67 (24.2)25 (26.6)10 (40.0)
< 6 cm from AV37 (13.4)14 (14.9)3 (12.0)
Covering stoma, n (%)23 (8.3)8 (8.51)2 (8.0)0.99
Blood loss in mL, mean ± SD 51.6 ± 36.658.8 ± 47.7104.0 ± 191.1< 0.001a
Intraoperative complications, n (%)3 (1.1)5 (5.3)4 (16.0)< 0.001a
Operative time in min, mean ± SD141.9 (48.3)146.2 (50.0)172.8 (57.2)0.011a
LOHS in d< 0.001a
mean ± SD7.4 ± 2.114.3 ± 7.424.0 ± 14.0
Median71321
90-d mortality, n (%)0 (0)0 (0)3 (12.0)< 0.001a