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Table 2 Statistical analysis comparing barbed suture group and conventional suture group

From: The use of novel knotless barbed sutures in posterior long-segment lumbar surgery: a randomized controlled trial

 

Barbed suture (N = 91)

Conventional suture (N = 90)

t

P

Operating room time (ORT) (min)

164.18 ± 46.50

181.85 ± 64.42

2.117

0.036

Wound closure time (min)

8.12 ± 4.75

25.36 ± 12.59

13.037

< 0.001

Length of incision (cm)

12.44 ± 7.19

15.89 ± 8.78

1.726

0.086

Average suturing time (cm/min)

0.65 ± 0.05

1.69 ± 0.25

37.635

< 0.001

Length of hospital stay (LOS) (day)

10.75 ± 2.68

11.5 ± 2.12

1.332

0.174

Suture material cost (¥)

883.5 ± 202.35

441.67 ± 61.43

19.83

< 0.001

Total hospitalization expenses (¥)

103,654 ± 14,653

108,713 ± 12,509

1.213

0.205