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Table 4 Patients’ characteristics and severity criteria at ICU admission, according to outcome

From: Changes in the clinical presentation and outcomes of patients treated for severe malaria in a referral French university intensive care unit from 2004 to 2017

Patients characteristics

Good outcome

Poor outcome

OR

95% CI

p value

Number of patients

136

53

   

Gender, male

85 (62)

34 (64)

0.96

[0.48; 1.92]

0.91

Age, median [IQR]

45 [31; 57]

48 [31; 54]

1.01

[0.98; 1.02]

0.83

Clinical history of prior malaria

39 (29)

5 (9)

0.32

[0.11; 0.88]

0.03

Positive malaria serology

68 (64)

21 (66)

1.02

[0.44; 2.38]

0.96

Ethnic group

 Caucasian

27 (20)

24 (45)

1

 

0.03

 African

109 (80)

29 (54)

0.3

[0.15; 0.6]

< .01

  African living in France

97 (71)

24 (45)

0.37

[0.17; 0.76]

< .01

  African living in Africa

12 (9)

5 (9)

0.56

[0.16; 1.92]

0.36

Cause of travel

 Visiting friends and relatives/living in endemic areas

106 (78)

30 (57)

0.42

[0.2; 0.85]

0.02

 Europeans travelling for tourism or work

30 (22)

23 (43)

1

  

Complete chemoprophylaxis

11 (8)

1 (2)

0.2

[0.02; 1.67]

0.14

Time from symptoms onset to ICU admission, median in days [IQR]

5 [4, 8]

7 [4, 9]

1.04

[1.01; 1.19]

0.02

Treatment started before ICU admission

67 (49)

31 (58)

1.49

[0.76; 2.94]

0.24

Treatment administered

 Artesunate

81 (60)

15 (28)

0.72

[0.25; 2.1]

0.55

 Intravenous quinine

55 (40)

38 (72)

1

  

SAPS II, median [IQR]

21 [16, 30]

41 [31; 56]

1.14

[1.09; 1.19]

< .01

SOFA, median [IQR]

5 [3, 6]

8 [7, 12]

1.92

[1.55; 2.37]

< .01

Parasitemia median in % [IQR]

5.1 [1.6; 8.0]

5.9 [1.5; 13.6]

1.03

[0.99; 1.07]

0.16

Severity criteria

Good outcome

Poor outcome

OR

95% CI

p value

Neurological failure

38 (28)

30 (57)

3.98

[1.94; 8.15]

< .01

Respiratory failure

2 (1)

9 (17)

23.61

[4.38; 127]

< .01

Cardio-circulatory failure

17 (12)

19 (36)

10.62

[3.67; 30.68]

< .01

Bilirubin > 50 µmol/L

49 (36)

24 (45)

1.32

[0.67; 2.6]

0.42

Serum creatinine > 265 µmol/L

16 (12)

29 (55)

8.86

[3.98; 19.71]

< .01

Severe anemia: hemoglobin < 7 g/dL

15 (11)

7 (13)

0.95

[0.35; 2.59]

0.92

Acidosis: pH < 7.35

5 (4)

16 (30)

11.53

[3.71; 35.83]

< .01

Hyperlactatemia > 2 mmol/L

46 (34)

31 (59)

2.86

[1.44; 5.69]

< .01

Hyperparasitemia > 4%

78 (57)

34 (64)

1.33

[0.67; 2.64]

0.42

Number of severity criteria, median [IQR]

2 [1, 3]

4 [2, 5]

2.16

[1.66; 2.81]

< .01

  1. ICU: intensive care unit; IQR: interquartile range; SAPS: Simplified Acute Physiology Score; SOFA: Sequential Organ Failure Assessment; NB: for quantitative variable OR value is given per point of increase of the variable