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. 2012 Dec 28;11:435. doi: 10.1186/1475-2875-11-435

Table 3.

Geometric mean parasite densities (GMPD) by age and clinical manifestation

Clinical manifestation Asexual parasites/μL stratified by age in months
p-value* All ages p-value**
10- < 18 18- < 24 24- < 30 30- < 36 36- < 42 42- < 48
Symptomatic malaria
20916
24177
20912
24631
20329
22813
.938
22216
ref
Asymptomatic parasitaemia 1545 1336 2018 1948 2010 1928 .905 1901 <0.001

* Comparisons between log-transformed parasite densities by age groups using generalized estimating equations.

** Comparison between GMPD of malaria vs asymptomatic parasitaemia using generalized estimating equation.