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Table 3 Prevalence of severity criteria among severe malaria cases with respective case fatality rate and relative risk of dying

From: Epidemiological, clinical and biological features of malaria among children in Niamey, Niger

 

prevalence

case fatality rate

Odd Ratio

p value

 

number n = 114

%

number/total

%

95 % IC

 

comaa

22

(19.3)

12/21

(57.1)

9.33 (2.85 – 31.58)

< 0.001

impaired consciousnessb

15

(13.2)

1/14

(7.1)

0.26 (0.01 – 2.07)

NS

convulsionsc

71

(62.3)

18/71

(25.3)

4.42 (0.88 – 29.83)

0.04

respiratory distress

3

(2.6)

3/3

  

0.002

severe anaemiad

55

(48.2)

11/50

(22.0)

1.10 (0.40 – 3.05)

NS

hypoglycaemiae

30

(26.3)

11/28

(39.3)

3.72 (1.26 – 11.05)

0.006

high parasitaemiaf

39

(34.2)

7/37

(18.9)

0.82 (0.27 – 2.42)

NS

  1. a: Blantyre score ≤ 2
  2. b: Blantyre score = 3–4
  3. c: ≥ 2 / 24 hours
  4. d: haemoglobin < 5 g/dL
  5. e: glycaemia < 2.2 mmol/L
  6. f: parasitaemia > 4%