Table 1.

Gametocyte density in patients with FP panmalarial and HRP2 antigenemia after treatment compared to that in those with true-negative antigen resultsa

AntigenDrug usedDay after treatmentResults for FPsResults for true negativesP
nGametocyte densitybnGametocyte density
Mean(SEM)Mean(SEM)
PMAChloroquine711768(212)380(0)0.07
147263(92)7114(44)0.24
Sulfadoxine-pyrimethamine713712(176)4130(41)0.008
146280(92)980(16)0.006
HRP2Chloroquine711652(212)3508(428)0.64
147263(92)7114(44)0.24
Sulfadoxine-pyrimethamine79812(246)8310(100)0.07
142120(80)13168(48)0.80
  • a Mean gametocyte counts in each group are compared using the Mann-Whitney U test.

  • b Density is given as gametocytes per microliter.