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Table 4 Richard Campbell Sleep Questionnaire scores

From: Circadian rhythm disturbance and delirium in ICU patients: a prospective cohort study

 

Total

Delirium

Non-delirium

P value

Day 1

n = 58

n = 10

n = 48

 

Total

42.98 ± 21.11

37.00 ± 14.64

44.23 ± 22.14

0.329

 Sleep depth

43.88 ± 21.13

40.00(20.00,52.50)

40.00(30.00,60.00)

0.511

 Sleep latency

43.28 ± 20.89

36.00 ± 14.30

44.79 ± 21.83

0.229

 Awakenings

41.38 ± 21.48

30.00(20.00,50.00)

40.00(22.50,57.50)

0.259

 Returning to sleep

42.24 ± 21.44

35.00(20.00,50.00)

45.00(22.50,60.00)

0.414

 Sleep quality

44.14 ± 22.40

40.00(20.00,52.50)

50.00(30.00,60.00)

0.517

Day 2

n = 67

n = 12

n = 55

 

Total

45.58 ± 21.91

35.00 ± 23.27

47.89 ± 21.12

0.064

 Sleep depth

45.52 ± 22.38

35.00(20.00,57.50)

50.00(30.00,60.00)

0.191

 Sleep latency

45.37 ± 21.83

30.00(20.00,57.50)

50.00(30.00,60.00)

0.070

 Awakenings

44.48 ± 21.34

30.00(20.00,50.00)

50.00(30.00,60.00)

0.022*

 Returning to sleep

45.37 ± 22.45

35.00(20.00,57.50)

50.00(30.00,60.00)

0.137

 Sleep quality

47.16 ± 23.41

35.00(20.00,60.00)

50.00(30.00,70.00)

0.170

Day 3

n = 43

n = 12

n = 31

 

Total

47.86 ± 21.16

41.33 ± 16.34

50.39 ± 22.48

0.212

 Sleep depth

48.37 ± 21.04

42.50 ± 17.12

50.65 ± 22.20

0.260

 Sleep latency

47.44 ± 21.83

40.00(30.00,55.00)

50.00(30.00,70.00)

0.289

 Awakenings

45.81 ± 20.73

40.00(30.00,47.50)

50.00(30.00,60.00)

0.211

 Returning to sleep

47.91 ± 21.55

40.00(30.00,55.00)

50.00(30.00,60.00)

0.221

 Sleep quality

49.77 ± 22.41

40.00(32.50,60.00)

50.00(30.00,70.00)

0.369

  1. *P value <0.05