Table 1 Demographic variables

Age, years

61.10 ± 13.31

59.62 ± 13.27

62.57 ± 13.35

0.32^a

ICU length of stay, days

22.45 ± 15.41

18.22 ± 15.42

26.68 ± 14.37

0.28^a

Nurse ICU experience, years

19.57 ± 5.51

19.3 ± 5.45

19.85 ± 5.63

0.65^a

Sex, female

49 (61.3)

22 (55.0)

27 (65.5)

0.6^b

Intubated before CPR event

46 (57.5)

21 (52.5)

25 (62.5)

0.49^b

Multiorgan dysfunction, yes

44 (55.0)

22 (55.0)

22 (55.0)

1.00^b

Osteoporosis, no

69 (86.3)

36 (90.0)

33 (82.0)

0.52^c