问题描述
我在使用 geom_errorbar 时遇到问题。我得到的只是中间的小线,而不是整个范围?!
gd <- data_long %>%
group_by(ISItime,FirsT_cat) %>%
summarise(mean_ISI= mean(ISIscore,na.rm = TRUE),sd_ISI= sd(ISIscore,na.rm = TRUE))
gd<- gd %>%
mutate(ymax = mean_ISI + sd_ISI,ymin = mean_ISI - sd_ISI)
ggplot(gd,aes(x = ISItime,y = mean_ISI,group= FirsT_cat,color= FirsT_cat)) +
geom_line (alpha= 0.9,size = 2) + theme_bw() +
geom_line()+
geom_errorbar( aes(x=ISItime,ymin=mean_ISI-sd_ISI,ymax=mean_ISI+sd_ISI),width=0.6,colour="orange",alpha=0.9,size=.3,position=position_dodge(.3))+
ylim(c(2,12))+ labs(x="Month",y="Mean ISI score") +
scale_x_discrete(labels=c("Pre-Study ISI","T0","T1","T2","T3","T4","T5","T6","T7","T8","T9","T10","T11","T12")) +
labs(x = "Timepoint")
如果有人能帮忙,我将不胜感激。我对我做错了什么感到很困惑,为什么我没有得到正确的错误栏。 谢谢。
解决方法
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