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analyte
2011 Jul 14
1
Repating a loop of lm function with different columns of database
...for(i in 1:125){return(summary(lm(Data[,i] ~ Data[,(i+131)] + Data$TimeDifferenceDays)))}
But it only gives me one result
I also wanted to get the p-value in a dataframe with three columns:
Fitst column: analyte name (that´s the name of the column)Second column: pvalue of the first measure of the analte predicting the second measureThird column: The effect of time
I copy a samller example:
txt <- "V1a V2a V3a V1b V2b V3b TimeDifferenceDays2.42 72.4 3.75 2.46 55.4 4.44 6081.66 89.7 2.54 2.17 94.0 2.15 4192.45 112. 0.46 2.40 129.0 .42 7142.58 55.6 5.05 2.44 135.0 5.39 7212.61 332....