Pick particular hospitals and years from a data frame

Pick particular hospitals and years from a data frame

siivu(df, sh, yr, prm, opr, oa)

Arguments

df

Data frame holding SoReg data

sh

hospital(s)

yr

year(s)

prm

primary operation

opr

operation type

oa

one anastomosis GB

dayIv

dato interval

Value

A data frame for choice of hospitals, years and opr.type