Corregido la ausencia del } al final.

man/ggstats_add_xy.Rd

@@ -33,3 +33,4 @@ g<-ggplot(mdf, aes(Cytokine, Value, color=Group))+
 
 stat.test<-mdf \%>\% group_by(Cytokine) \%>\% t_test(Value~Group)
 g+stat_pvalue_manual(ggstats_add_xy(stat.test, mdf, "Group"),  label = "p", tip.length = 0.02, hide.ns = T)
+}