library(magrittr) library(ggplot2) conn <- fd::get_db_connection() fd::use_db(conn, "sykdomspuls") d <- dplyr::tbl(conn, "normomo_standard_results") %>% dplyr::filter(YoDi>=2009) %>% dplyr::filter(age=="Total") %>% dplyr::collect() %>% fd::latin1_to_utf8() d
d[, normal_lower := Pnb - abs(UPIb2 - Pnb)] d[normal_lower < 0, normal_lower := 0] d[, normal_upper:=UPIb2] d[, threshold_high := normal_upper*1.2] d[, status:="normal"] d[nbc>normal_upper, status:="medium"] d[nbc>threshold_high, status:="high"] xtabs(~d$status) d[,excess_threshold := nbc- normal_upper] d[,is_alert_norway := nbc> normal_upper&location_code=="norway"] d[,is_alert_norway := as.logical(max(is_alert_norway, na.rm=T)), by=wk] d[,is_alert_medium := nbc> normal_upper & nbc<threshold_high] d[,is_alert_high := nbc> threshold_high] x <- d[,.( num_alerts_medium=sum(is_alert_medium, na.rm=T), num_alerts_high=sum(is_alert_high, na.rm=T) ), keyby=.( wk, is_alert_norway )] x x[,.( num_alerts_medium=mean(num_alerts_medium, na.rm=T), num_alerts_high=mean(num_alerts_high, na.rm=T) ), keyby=.( is_alert_norway )] x[,.( perc_alerts_norway=mean(is_alert_norway, na.rm=T) ), keyby=.( num_alerts_medium )] x[,.( perc_alerts_norway=mean(is_alert_norway, na.rm=T) ), keyby=.( num_alerts_high )] p <- d[,.( excess_from_threshold=round(mean(excess_threshold, na.rm=T)), threshold=round(mean(normal_upper, na.rm=T)), baseline=round(mean(Pnb, na.rm=T)) ), keyby=.( status, location_code )] p[status=="high",status := "[Over 1.2x higher than normal"] p[status=="medium",status := "[1.0-1.2x higher than normal"] xlsx::write.xlsx( p, fs::path( fd::path("results","thresholds.xlsx") ), row.names=F ) d[, status_z:="normal"] d[nbc>UPIb2, status_z:="medium"] d[nbc>UPIb4, status_z:="high"] xtabs(~status+status_z,data= d[location_code=="norway"]) d[status=="medium" & location_code=="norway"] q <- ggplot(d, aes(x=wk)) q <- q + geom_ribbon(aes(ymin = normal_lower, ymax = normal_upper, fill = "4expected"), alpha = 0.7) q <- q + geom_ribbon(aes(ymin = normal_upper, ymax = threshold_high, fill = "3high"), alpha = 0.7) q <- q + geom_ribbon(aes(ymin = threshold_high, ymax = Inf, fill = "2veryhigh"), alpha = 0.7) q <- q + geom_point(data=d[status!="normal"],mapping=aes(y=nbc)) q <- q + facet_wrap(~location_code,ncol=2,scales="free") q <- q + fhiplot::theme_fhi_basic() q
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