Description of Study Population.

Data are presented as median (interquartile range) unless otherwise indicated. Groups were compared using the Mann-Whitney U test (for continuous variables) or Pearson Chi-square (for nominal variables). †Number of doses of SP recorded on antenatal clinic card. *Assessed using a semi-quantitative scale by a single observer.除非另有说明，数据均以中位数（四分位数间距）呈现。 组间比较采用曼-惠特尼U检验（针对连续变量）或皮尔逊卡方检验（针对名义变量）。 †：产前门诊就诊卡上记录的SP给药剂量数。 *：由一名观察者采用半定量量表进行评估。