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Table 1 Study characteristics

From: Glucose-6-phosphate dehydrogenase polymorphisms and susceptibility to mild malaria in Dogon and Fulani, Mali

 

Dogon

Fulani

 

(n = 375, 52.7%)

(n = 337, 47.3%)

P-value

N (median)

% (range)

N (median)

% (range)

Baseline characteristics

Age in months

(192)

(24 – 744)

(168)

(24 – 900)

0.25

Age groups (years)

    

0.31

 0-4

50

13.3

50

14.8

 

 5-9

63

16.8

60

17.8

 

 10-15

70

18.7

77

22.8

 

 >15

192

51.2

150

44.5

 

Male

174

46.4

160

47.5

0.84

Wet Season

298

79.5

259

76.9

0.45

Genetics

     

Blood Group

    

0.003*

 O

161

44.7

183

55.6

 

 B

108

30.0

62

18.8

 

 AB

22

6.1

15

4.6

 

 A

69

19.2

69

21.0

 

HbS

    

0.62*

 AA genotype

358

97.0

327

97.9

 

 AS genotype

11

3.0

7

2.1

 

HbC

    

< 10-4

 AA genotype

339

92.4

332

99.1

 

 AC/CC genotypes

28

7.6

3

0.9

 

G6PD202A

29

7.7

2

0.6

< 10-4

G6PD376G

130

35.3

109

35.8

0.80

G6PD542A

375

100

337

100

-

G6PD680G

375

100

337

100

-

G6PD968T

375

100

316

93.9

-

Clinical phenotypes

Malaria

    

0.01*

 Clinical

61

16.3

30

8.9

 

 Asymptomatic

77

20.5

73

21.7

 

 No malaria

237

63.2

234

69.4

 

Hyperparasitaemia

55

14.7

25

7.4

0.003

Parasite positivity

105

28.5

71

21.3

0.03

Spleen enlargement

34

9.1

116

34.4

< 10-6

Immunological pheno.

AMA1

(1269)

(0 – 72,770)

(1684)

(3 – 72,770)

0.125

MSP1

(542)

(0 – 131,800)

(2099)

(19 – 356,900)

< 10-6

MSP2

(1735)

(0 – 777,500)

(4396)

(49 – 777,500)

< 10-6

CSP

(747)

(75 – 779,700)

(1331)

(0 – 1,387,000)

0.0002

Total IgE

(1432)

(0 – 21,780)

(1702)

(171 – 28,960)

0.008

  1. *p-value for an overall effect.