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Table 1 Baseline and clinical characteristics of patients at inclusion in the study

From: A randomized clinical trial for the timing of tracheotomy in critically ill patients: factors precluding inclusion in a single center study

 

Early n = 245

Late n = 244

P-value

Rejected by attending physician

144 (59%)

140 (57%)

0.7540

Sex, male

170 (69%; 63 to 75)

159 (65%; 59 to 71)

0.3196

Age

64 (18 to 89)

65.5 (19 to 88)

0.7814

SAPS 2

38 (3 to 78)

37.5 (10 to 85)

0.6272

Probability of death (SAPS 2)

0.21 (0.00 to 0.91)

0.21 (0.01 to 0.95)

0.6315

SAPS 3

62 (31 to 114)

61 (29 to 105)

0.8088

Probability of death (SAPS 3)

0.40 (0.02 to 0.96)

0.38 (0.02 to 0.93)

0.8108

APACHE II

20 (5 to 40)

19 (4 to 38)

0.2353

ISS, n

29 (9 to 66) [32]

30 (25 to 59) [20]

0.6165

SOFA admission

9 (1 to 19)

9 (1 to 20)

0.8665

SOFA decision

6 (1 to 17)

6 (0 to 15)

0.6943

Difference between SOFA

2 (-7 ; 14)

3 (-5 ; 11)

0.6100

Elective surgery

69 (28%; 22 to 34)

61(25%; 20 to 31)

0.4285

Trauma

32 (13%; 9 to 18)

20 (8%; 5 to 12)

0.0810

Emergency surgery

43 (18%; 13 to 24)

57 (23%; 18 to 29)

0.1113

Medical condition

101 (41%; 35 to 48)

106 (44%; 38 to 51)

0.6196

Inhaled nitric oxide

20 (8%; 6 to 20)

21 (9%; 6 to 21)

0.8596

Prone decubitus

17 (7%; 4 to 17)

25 (10%; 7 to 21)

0.1919

Swan-Ganz catheter

37 (15%; 10 to 26)

32 (13%; 10 to 25)

0.5159

Renal replacement techniques

35 (14%; 4 to 17)

37 (15%; 11 to 26)

0.7841

Vasoactive drugs

204 (83%; 74 to 90)

213 (87%; 84 to 96)

0.2086

Parenteral nutrition

70 (29%; 17 to 35)

76 (31%; 16 to 34)

0.5337

Intracranial pressure monitoring

35 (14%; 10 to 26)

19 (8%; 3 to 15)

0.0219

Circulatory assist

15 (6%; 2 to 12)

15 (6%; 2 to 12)

0.9908

Main reason for ventilatory support

   

Acute respiratory insufficiency

167 (68%; 62 to 74)

176 (72%; 66 to 78)

0.3703

Neuromuscular illness

5 (2%; 0.7 to 5)

4 (2%; 0.7 to 5)

0.7365

Coma (Glasgow coma score <10)

60 (24%; 19 to 30)

46 (19%, 14 to 24)

0.1241

Decompensated COPD

11 (5%; 3 to 8)

14 (6%; 3 to 10)

0.5379

Acute asthma attack

1

1

 

Other respiratory disease

1

3

 
  1. Results of the quantitative variables are expressed in medians and ranges. Qualitative variables are expressed in percentages and their 95% CI. COPD, chronic obstructive pulmonary disease; ISS, injury severity score (only evaluated on trauma patients); SAPS, simplified acute physiology score; SOFA, sequential organ failure assessment; APACHE, acute physiology and chronic health evaluation.