<i>P. ovale</i> prevalence by year and age group from 1990 to 2010.

<p><i>P. ovale</i> prevalence by year and age group from 1990 to 2010.</p

Mean yearly incidence density of <i>P. ovale</i> clinical attacks by age group.

<p>Dielmo, 1990–2010.</p

Relationship between <i>Plasmodium malariae</i> parasitemia and risk of fever.

a<p>Parasites/µl of blood.</p>b<p>Fisher's exact test. p values shown in bold are significantly associated with an increased risk of fever.</p><p>Dielmo, 1990–1994, 1995–2004, 2005–2010.</p

Trends in yearly incidence density of <i>P. ovale</i> clinical attacks. Dielmo, 1990–2010.

<p>Trends in yearly incidence density of <i>P. ovale</i> clinical attacks. Dielmo, 1990–2010.</p

Trends in yearly incidence density of <i>P. malariae</i> clinical attacks.

<p>Dielmo, 1990–2010.</p

Mean yearly incidence density of <i>P. malariae</i> clinical attacks by age group.

<p>Dielmo, 1990–2010.</p

The mean <i>P. malariae</i> parasitemia (arithmetic mean of parasites per µl of blood) in asymptomatic control and fever case observations by age group, Dielmo 1990–2010.

<p>The mean <i>P. malariae</i> parasitemia (arithmetic mean of parasites per µl of blood) in asymptomatic control and fever case observations by age group, Dielmo 1990–2010.</p