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Table 1 Characteristics of study participants

From: Malaria incidence and efficacy of intermittent preventive treatment in infants (IPTi)

Characteristic Sulphadoxine-pyrimethamine
n = 535
Placebo
n = 535
p†
Sex, no.    
   Male 264 (49.3%) 272 (50.8%) 0.63
   Female 271 (50.7%) 263 (49.2%)  
Age in weeks at recruitment, mean (SD)    
   Age at IPTi-1* 12.3 (± 1.7) 12.3 (± 1.6) 0.85
Use of bednets, no.    
   Yes 210 (39.3%) 201 (37.6%)  
   No 261 (48.8%) 263 (49.2%) 0.75
   Missing data 64 (12.0%) 71 (13.3%)  
P. falciparum parasitaemia at recruitment, no.    
   Positive 72 (13.5%) 86 (16.1%)  
   Negative 463 (86.5%) 448 (83.8%) 0.29
   Missing data 0 (0.0%) 1 (0.2%)  
  1. SD, standard deviation.
  2. * Age at IPTi-1 is equal to age at time of recruitment.
  3. † By Wilcoxon or χ2 test, none of the parameters in both study arms was significantly different.