Table 3

Incidence rate of malaria disease and protective efficacy after 16 weeks of follow up per treatment group and age category


<5 years
5–10 years
All





sIPT-
sIPT +
sIPT-
sIPT +
sIPT-
sIPT +

Number of malaria episodes
86
30
59
25
145
55
Person-days of follow up
4797
5474
6207
7875
11004
13349
Incidence rate malaria disease per 1000 person-days of follow up
17.9
5.5
9.5
3.2
13.2
4.1
PE in % (95% CI)
Reference group
68.7 (57.4–77.1)
Reference group
66.6 (46.7–79.1)
Reference group
68.7 (57.4 – 76.1)
Age adjusted PE in % (95% CI)
Reference group
69.4 (53.6–79.8)
Reference group
63.4 (41.5–77.1)
Reference group
67.5 (55.3–76.6)

sIPT - = control group

sIPT + = treatment group

PE = Protective efficacy

Dicko et al. Malaria Journal 2008 7:123   doi:10.1186/1475-2875-7-123