Table 10 Comparison between group A and group B regarding Pittsburgh sleep questionnaire after 3 weeks postoperative

Subjective sleep quality

1.02 ± 0.30

0.95 ± 0.28

0.763

0.450

Sleep latency

0.76 ± 0.22

0.68 ± 0.20

1.203

0.236

Sleep duration

0.67 ± 0.20

0.60 ± 0.18

1.163

0.252

Habitual sleep efficiency

1.18 ± 0.35

1.08 ± 0.32

0.943

0.352

Sleep disturbances

1.23 ± 0.36

1.10 ± 0.32

1.207

0.235

Use of sleep medications

0.15 ± 0.05

0.13 ± 0.04

1.397

0.171

Daytime dysfunction

0.97 ± 0.28

1.12 ± 0.34

1.523

0.136