M ethods : randomized sampling method was adopted , and reproductive age women of fl oating population in 6 regions in wuhan were investigated in questionnaires of u nity structure 方法:隨機(jī)抽取武漢市6個(gè)城區(qū)流動人口育齡婦女,用統(tǒng)一結(jié)構(gòu)式問卷進(jìn)行調(diào)查。
Methods a self - administered questionnaire was delivered to local residents in order to get information on the responsiveness of clinic patients . 4 communities , 202 local residents were recruited by cluster - randomized sampling 方法采用整群隨機(jī)抽樣的方法抽4個(gè)社區(qū),對一年內(nèi)有住院經(jīng)歷的加2名病人由調(diào)查員詢問并填寫調(diào)查表。