您能否幫我弄清楚爲什麼出現錯誤?重塑用於geeglm的數據()
最初我的數據是這樣的:
> attributes(compl)$names
[1] "UserID" "compl_bin" "Sex.x" "PHQ_base" "PHQ_Surv1" "PHQ_Surv2" "PHQ_Surv3"
[8] "PHQ_Surv4" "EFE" "Neuro" "Intervention.x" "depr0" "error1_1.x" "error1_2.x"
[15] "error1_3.x" "error1_4.x" "stress0" "stress1" "stress2" "stress3" "stress4"
[22] "hours1" "hours2" "hours3" "hours4" "subject"
首先我重塑我的數據爲geeglm準備:
compl$subject <- factor(rownames(compl))
nobs <- nrow(compl)
compl_long <- reshape(compl, idvar = "subject",
varying = list(c("PHQ_Surv1", "PHQ_Surv2" ,
"PHQ_Surv3", "PHQ_Surv4"),
c("error1_1.x", "error1_2.x",
"error1_3.x", "error1_4.x"),
c("stress1", "stress2", "stress3",
"stress4"),
c("hours1", "hours2", "hours3",
"hours4")),
v.names = c("PHQ", "error", "stress", "hours"),
times = c("1", "2", "3", "4"), direction = "long")
- (編者注:不知道這一次輸出是什麼.. 。)
[1] "UserID" "compl_bin" "Sex.x" "PHQ_base" "EFE" "Neuro" "Intervention.x"
[8] "depr0" "stress0" "subject" "time" "PHQ" "error" "stress"
[15] "hours"
然後我用geeglm功能:
library(geepack)
geeSand=(geeglm(PHQ~as.factor(compl_bin) + Neuro+PHQ_base+as.factor(depr0) +
EFE+as.factor(Sex.x) + as.factor(error)+stress+hours,
family = poisson, data=compl_long,
id=subject, corst="exchangeable"))
我得到一個錯誤:
"Error in geese.fit(xx, yy, id, offset, soffset, w, waves = waves, zsca, :
nrow(zsca) and length(y) not match"
如果我刪除變量as.factor(錯誤)和小時,geeglm不抱怨,而我得到的輸出。該函數不適用於錯誤和小時變量。我檢查所有變量的長度,它們是相等的。你能幫我弄清楚什麼是錯的?
非常感謝!
重複的例子的任何機會嗎?你有你的數據的任何'NA'值? –