cross-sectional sampling 中文意思是什麼
cross-sectional sampling
解釋
截面采樣-
This was a cross - sectional study involving 100 patients selected by purposive sampling over a seven month interval, and two medical centers, in kaohsiung and tainan
研究以橫斷性調查研究法,采立意取樣方式,針對南部兩間醫學中心婦產部進行為期7個月收案期,共收集100位子宮頸癌病人。 -
Methods after a general cross - sectional hygienic survey which was carried out by filling in questionnaires, the source water 、 off - work water and pipe water sampled from 20 % subjects which were selected by stratified sampling and simple random sampling were tested
方法按設定的調查內容,先採用橫斷面現場普查填寫調查表的方法進行衛生學調查,然後按20 %的比例採用分層、隨機抽樣的方法,對水源水、出廠水、末梢水進行檢測。
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