|
Dogon
|
Fulani
|
P valuea
|
---|
Age-range (years)
|
1–58
|
1–60
| |
Age-median (years)
|
16
|
14.5
| |
Gender distribution (% women)
|
48
|
49
| |
Spleen rateb (%)
|
11
|
37
|
< 0.0001
|
Parasite prevalencec (%)
|
58
|
43
|
0.008
|
Number of clonesd ± SD
|
5.63 ± 2.85
|
4.52 ± 2.7
|
0.02
|
Parasite densitye ± SD
|
662 ± 3206
|
716 ± 2844
|
ns
|
Haemoglobin levels (mean ± SD)
|
13.1 ± 2.4
|
10.6 ± 2.5
|
< 0.0001
|
HbAS prevalence (%)
|
7.2
|
7.9
|
ns
|
Number of subjects
|
164
|
164
| |
- a Differences between the two ethnic groups tested by Mann-Whitney U test
- b Percentage of individuals with enlarged spleen
- c Proportion of infected individuals, measured by PCR
- d Mean number of clones identified as msp2 alleles, excluding PCR negatives
- e P. falciparum density (parasites/μl)-mean.