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Table 3 Plasma cortisol level (nmol/L)

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

 

N

Total

N

Delirium

N

Non-delirium

P value

Day 1

 0:00

65

566.29 ± 285.80

14

566.29(562.22,567.22)

51

566.29(566.29,566.29)

0.771

 8:00

72

547.46 ± 364.21

16

434.50(231.75,606.25)

56

547.46(361.00,695.75)

0.278

 16:00

72

479.68 ± 331.88

16

305.00(122.50,386.75)

56

475.00(315.50,636.50)

0.025*

 CV

72

0.40 ± 0.36

16

0.36(0.27,0.53)

56

0.26(0.17,0.46)

0.122

Day 2

 0:00

72

334.97 ± 156.23

16

298.00(193.25,414.00)

56

332.50(233.00,425.00)

0.416

 8:00

72

422.07 ± 187.67

16

381.00(294.50,457.75)

56

392.00(331.25,518.50)

0.401

 16:00

48

403.27 ± 187.65

14

362.57 ± 203.72

34

420.03 ± 181.13

0.340

 CV

72

0.32 ± 0.23

16

0.31(0.17,0.58)

56

0.26(0.17,0.39)

0.364

Day 3

 0:00

47

311.88 ± 152.67

14

276.84 ± 154.22

33

326.74 ± 151.92

0.311

 8:00

47

400.85 ± 135.76

14

347.00(223.25,525.25)

33

389.00(339.50,465.50)

0.377

 16:00

25

397.99 ± 177.43

10

399.27 ± 198.82

15

397.13 ± 168.98

0.977

 CV

47

0.31 ± 0.24

14

0.31(0.13,0.51)

33

0.22(0.11,0.37)

0.295

All CV

72

0.46 ± 0.27

16

0.46(0.31,0.58)

56

0.44(0.28,0.52)

0.303

  1. *P value <0.05