This function repairs and standardizes responses
data after being read by
read_gsed_fixed()
to ensure that the responses
data is in a consistent
format.
Details
The function performs several operations:
Converts 1–2 digit country codes to 3-digit format (e.g.,
11-GSED-0123
→011-GSED-0123
).Converts
GSED-0123
to528-GSED-0123
.Standardizes specific country codes (e.g.,
011-
to050-
,017-
to586-
,020-
to834-
).Deduplicates responses based on a unique identifier consisting of
subjid
,agedays
,vist_type
, anditem
.
The function is to be run after read_gsed_fixed()
A unique response identifier consists of: subjid
, agedays
, vist_type
, item