Table 7 Comparison between group A and group B regarding Pittsburgh sleep questionnaire after 24 h postoperative

Subjective sleep quality

1.85 ± 0.54

1.35 ± 0.40

3.327

0.002*

Sleep latency

2.57 ± 0.75

0.96 ± 0.28

8.994

< 0.001**

Sleep duration

2.14 ± 0.63

0.86 ± 0.25

8.446

< 0.001**

Habitual sleep efficiency

2.03 ± 0.59

1.53 ± 0.45

3.013

0.005*

Sleep disturbances

1.96 ± 0.57

1.56 ± 0.46

2.442

0.019*

Use of sleep medications

1.93 ± 0.56

0.86 ± 0.25

7.803

< 0.001**

Daytime dysfunction

1.09 ± 0.32

1.66 ± 0.49

4.356

< 0.001**