大家好, 有一題Clinical Trials(其實也類似實驗設計)題目, 苦思許久不知如何下手,來請教大家: 四種treatment: Placebo, drug A B AB(combined treatment) The gender of each patient was observed 實驗開始前, treatment是被隨機配置的(每個病人的treatment是隨機的) 實驗結束後 測量每位病人的疼痛指數 分為 pain & no pain Dataset如下 center gender treat none pain 1 male P 1 17 1 male A 2 16 1 male B 0 19 1 male AB 0 19 1 female P 6 20 1 female A 6 22 1 female B 3 25 1 female AB 0 26 2 male P 2 18 2 male A 0 19 2 male B 0 20 2 male AB 0 20 2 female P 7 19 2 female A 3 23 2 female B 0 26 2 female AB 0 26 3 male P 5 18 3 male A 1 21 3 male B 3 23 3 male AB 0 25 3 female P 6 16 3 female A 4 18 3 female B 5 21 3 female AB 3 23 4 male P 1 18 4 male A 0 19 4 male B 0 20 4 male AB 1 20 4 female P 4 12 4 female A 0 22 4 female B 0 22 4 female AB 1 21 題目需做main effect model and decide what is significant 求教大家這該如何處理 謝謝大家~~~ -- --

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