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Table 1 Patient characteristics

From: Neurofilaments as a plasma biomarker for ICU-acquired weakness: an observational pilot study

 

ICU-AW (N:18)

no ICU-AW (N:59)

P-values

Demographics

Men, number (%)

10 (56)

38 (64)

0.58

Age, mean year ± SD

64 ± 15

60 ± 15

0.25

Neurological co-morbidities

Risk factors for polyneuropathy, number (%)

8 (44)

28 (47)

1

Pre-existing polyneuropathy, number (%)

2 (11)

2 (3)

0.23

History of CNS disorder, number (%)

3 (17)

5 (8)

0.38

Any neurological co-morbidity, number (%)a

12 (67)

34 (57)

0.59

Admission characteristics

Admission type

  Medical, number (%)

 

12 (67)

45 (76)

0.54

  Surgical, number (%)

 

6 (33)

14 (24)

LOS ICU, median days (IQR)

15 (6 to 34)

3 (1 to 6)

<0.01

APACHE IV score, mean ± SD

85 ± 25

68 ± 22

0.02

Sepsis during admission, number (%)

18 (100)

45 (76)

0.03

Severe sepsis during admission, number (%)

17 (94)

30 (51)

<0.01

Septic shock during admission, number (%)

14 (78)

15 (25)

<0.01

MODS during admission, number (%)

16 (89)

30 (51)

0.01

CNS organ failure during admission, number (%)

8 (44)

4 (7)

<0.01

Moment of muscle strength assessment, median day (IQR)

8 (5 to 14)

4 (2 to 6)

<0.01

Average MRC score, median (IQR)

2.8 (1.7 to 3.6)

4.8 (4.2 to 5)

 
  1. aPresence of at least one of the individual neurological co-morbidities within a patient. APACHE IV, Acute Physiology and Chronic Health Evaluation IV score; CNS, central nervous system; ICU-AW, Intensive Care Unit–acquired weakness; LOS ICU, length of stay in the intensive care unit; MODS, Multiple Organ Dysfunction syndrome.