Impact of intervention on selected primary and secondary outcomes in 2007/8 according to number of years of exposure to ‘High Quality’ in-school intervention (1999-2002)1.

1 Overall prevalence ratio adjusted for gender, age group, stratum and ethnic group (Sukuma vs non-Sukuma). Prevalence ratio according to dose adjusted for gender, age group, stratum and ethnic group (Sukuma vs non-Sukuma) and years since exposure to the in-school component of the intervention.2. From test for interaction.3. Among those who reported having had sex in past 12m.

1. 经性别、年龄组、分层因素及族群（苏库马族与非苏库马族）校正的总体患病率比；按剂量划分的患病率比，该比值校正了性别、年龄组、分层因素及族群（苏库马族与非苏库马族），并纳入干预措施校内实施部分的暴露后年限作为校正变量。2. 源自交互作用检验结果。3. 针对过去12个月内报告有性行为的人群。