Effect of laparoscopic resection with biodegradable stent on anastomotic leak and reoperation in colorectal cancer

Table 1 Comparison of general clinical data between the two groups of patients, mean ± SD/n

Index	Observation group (n = 60)	Control group (n = 60)	t/χ²	P value
Gender			0.136	0.712
Male	35	33
Female	25	27
Age (years)	56.8 ± 8.2	57.5 ± 7.9	0.458	0.647
Tumor location			0.169	0.681
Colon cancer	28	26
Rectal cancer	32	34
Tumor staging			0.215	0.898
Phase I	15	13
Phase II	30	32
Phase III	15	15
Body mass index (kg/m2)	23.5 ± 2.1	23.8 ± 2.3	0.652	0.516
Underlying disease			0.168	0.681
Yes	22	24
No	38	36

Table 2 Comparison of surgical-related indicators between the two groups of patients, mean ± SD

Index	Observation group (n = 60)	Control group (n = 60)	t	P value
Operation time (minutes)	135.2 ± 20.5	132.8 ± 19.8	0.625	0.533
Intraoperative blood loss (mL)	85.5 ± 15.3	88.2 ± 16.5	0.896	0.372

Table 3 Comparison of postoperative recovery indicators between the two groups of patients, mean ± SD

Index	Observation group (n = 60)	Control group (n = 60)	t	P value
Postoperative gastrointestinal function recovery time (hours)	48.2 ± 8.5	62.5 ± 10.2	8.365	< 0.001
Length of stay (days)	9.5 ± 2.1	12.8 ± 2.8	7.682	< 0.001

Table 4 Comparison of postoperative complication rates between the two groups, n (%)

Types of complications	Observation group (n = 60)	Control group (n = 60)
Abdominal infection	1 (1.67)	4 (6.67)
Surgical site infection	2 (3.33)	3 (5.00)
Intestinal bleeding	1 (1.67)	2 (3.33)
Anastomotic stenosis	0 (0)	2 (3.33)
Anastomotic fistula	1 (1.67)	7 (11.67)
Total complications	5 (8.33)	18 (30.00)
χ2	7.962
P value	0.005