Clinical value of needleless sling in treatment of female stress urinary incontinence

Table 1 Comparison of baseline data between the two groups

Baseline data	Needle free sling group (n = 44)	Middle urethra suspension group (n = 44)	χ2/t	P value
Educational background, n (%)
Junior middle school	3 (6.82)	4 (9.09)	0.352	0.553
High school	19 (43.18)	20 (45.45)	0.104	0.747
Junior college or above	22 (50.00)	20 (45.45)	0.415	0.519
Age (yr)	52.58 (5.96)	53.02 (6.02)	0.345	0.731
Course of disease (yr)	2.06 (0.26)	2.08 (0.28)	0.347	0.729
BMI (kg/m2)	24.51 (2.16)	24.86 (2.22)	0.750	0.456
Birth history (Times)	1.63 (0.28)	1.68 (0.31)	0.794	0.429
Residual urine volume (mL)	15.06 (3.54)	15.22 (3.41)	0.216	0.830

BMI: Body mass index.

Table 2 Comparison of therapeutic effect between the two groups, n (%)

Curative effect	Needle free sling group (n = 44)	Middle urethra suspension group (n = 44)	χ2	P value
Cure	31 (70.45)	29 (65.91)	0.475	0.491
Effective	12 (27.27)	13 (29.55)	0.128	0.721
Invalid	1 (2.27)	2 (4.55)	0.789	0.374
Total clinical effective rate	43 (97.73)	42 (95.45)	0.789	0.374

Table 3 Comparison of complications between the two groups, n (%)

Complication	Needle free sling group (n = 44)	Middle urethra suspension group (n = 44)	χ2	P value
Infection	1 (2.27)	3 (6.82)	2.386	0.122
Hematoma	0 (0.00)	1 (2.27)	2.296	0.130
Urinary retention	1 (2.27)	2 (4.55)	0.789	0.374
Incidence of complications	2 (4.55)	6 (13.64)	4.997	0.025

Table 4 Comparison of several perioperative observation indexes between the two groups

Index	Needle free sling group (n = 44)	Middle urethra suspension group (n = 44)	t	P value
Total length of stay (d)	1.93 (0.56)	2.08 (0.59)	1.223	0.225
Operation time (min)	10.25 (2.01)	20.51 (3.95)	15.356	0.001
VAS score at 1 d after operation	3.48 (1.02)	5.63 (1.52)	7.791	0.001
Intraoperative blood loss (mL)	38.14 (5.22)	53.61 (8.94)	9.912	0.001

VAS: Visual analogue scale.

Table 5 Comparison of quality of life scores between two groups

Quality of life assessment	Needle free sling group (n = 44)	Middle urethra suspension group (n = 44)	t	P value
ICIQ-SF (sub)
Preoperative	14.31 (3.14)	14.56 (3.21)	0.369	0.713
Postoperative	1.52 (0.36)a	1.48 (0.41)a	0.486	0.628
IIQ-7 (sub)
Preoperative	9.61 (2.14)	9.53 (2.06)	0.179	0.859
Postoperative	0.93 (0.16)a	0.96 (0.17)a	0.852	0.396

^aP < 0.05, 12 mo after operation in the group v that before operation.