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Table 5 Comparison of three groups in terms of patient satisfaction, LOS and Costs

From: Comparison of the safety and efficacy of three superficial skin closure methods for multi-layer wound closure in total knee arthroplasty: a multicenter, prospective, randomized controlled trial

Characteristics

Group 1

Group 2

Group 3

P-value

(2-octyl)

(n-butyl-2)

(non-adhesive)

Satisfaction, Likert scalea

 2 W

4.41 ± 0.62

4.11 ± 0.80

3.61 ± 1.27

0.034a

 6 W

4.31 ± 0.78

4.31 ± 0.68

4.12 ± 0.65

0.243

 3 M

4.13 ± 1.18

3.60 ± 1.27

4.09 ± 0.78

0.073

LOSb (days)

3.0(1)

4.0(1)

3.5(1)

0.013c

Average cost in hospital a (RMB)

44.93 ± 33.97

126.50 ± 43.76

145.90 ± 67.70

 < 0.001c

Average cost of discharge a (RMB)

0

619.43 ± 96.65

1902.50 ± 235.71

 < 0.001c

Total average cost a (RMB)

1646.59 ± 33.97

1140.93 ± 102.55

2048.41 ± 228.49

 < 0.001c

  1. IQR interquartile range, LOS Length of stay
  2. aData are presented as means ± standard deviations
  3. bData are presented as median (IQR)
  4. cIndicates statistical significance (statistically significant)