(N=658) *   n Percentage (%)
Ethnic group Wolof
Fulani
Mandinka
201/643
234/643
208/643
31.26
36.39
32.35
Age <5 years
5-15 years
>15 years
133/637
270/637
234/637
20.88
42.39
36.73
CSP antibodies negative
positive
146/628
482/628
23.25
76.75
MSP119 antibodies negative
positive
225/630
405/630
35.71
64.29
AMA1 antibodies § negative
positive
315/630
315/630
0.00
50.00
Sex male
female
280/654
374/654
42.81
57.19
Net ownership no
yes
494/658
164/658
75.08
24.92
Net impregnated with insecticide no
yes
651/658
7/658
98.94
1.06
Entomological inoculation rate (EIR) 0
≤ 50
>50
90/606
409/606
107/606
14.85
67.49
17.66
G6PD deficiency Not deficient
A- heterozygote
A-
533/565
25/565
7/565
94.34
4.42
1.24
Sickle-cell disease AA
AS
SS
467/592
118/592
7/592
78.89
19.93
1.18
Eaves gap in the household no
yes
305/658
353/658
46.35
53.65
Malaria treatment in the 30 days before cross 1 no
yes
408/606
198/606
67.33
32.67
Malaria treatment in the 30 days before cross 2 no
yes
01/587
186/587
68.31
31.69
*Number of subjects included in the analysis; CSP: Circumsporozoite Surface Protein; MSP119: Conserved C terminal region of Merozoite Surface Protein 1; §AMA1: Apical Membrane Antigen 1; G6PD: Glucose-6-phosphate dehydrogenase; This information is not strictly baseline data.
Table 1: Baseline characteristics of the cohort study subjects at recruitment.