output$overat <- renderPlot({
   filtered <-
   Medi_sum_small %>%
   filter(State == input$e1)
  ggplot(Medi_sum_small, aes(Hospital_Ownership)) +
    geom_density(aes(fill=factor(Hospital_overall_rating)), alpha=0.7) +
    labs(x="Ownership",
         fill="Overall rating") +
    scale_x_discrete(labels = function(x) str_wrap(x,width=0.3))

  })

box(
              title = "Select State"
              ,width = 3
              ,solidHeader = TRUE
              ,status = "primary"
              ,selectInput(
                'e1', 'State',
                c("All",unique(Medi_sum_small$State))
              )

Graphs should be changed when I change the stage.