Dataset: rdt_accuracy.txt			
Variable	Type	Codes	Description
id	numeric	number	Participant identifier
age	numeric	number	Participant age (years)
sex	categorical	"1 = male
 2 = female"	Participant sex
testb4	categorical	"1 = yes
 2 = no Blank = not collected"	Ever tested for HIV before?
resb4	categorical	"1 = positive
2 = negative
3 = not applicable (never tested before)
4 = Not disclosed"	Previous HIV test result
detn	categorical	"1 = positive
0 = negative"	Optimally-stored Determine result
deth	categorical	"1 = positive
0 = negative"	Sub-optimally-stored Determine result
unign	categorical	"1 = positive
0 = negative"	Optimally-stored Uni-Gold result
unigh	categorical	"1 = positive
0 = negative"	Sub-optimally-stored Uni-Gold result
oqn	categorical	"1 = positive
0 = negative"	Optimally-stored OraQuick result
oqh	categorical	"1 = positive
0 = negative"	Sub-optimally-stored OraQuick result
golds	categorical	"1 = positive
0 = negative"	"Diagnostic reference standard result , given to participant as final result"
changed	categorical	"1 = yes
0 = no"	Indicator if optimally-stored OraQuick changed over 12 months of re-reading
changedh	categorical	"1 = yes
0 = no"	Indicator if sub-optimally-stored OraQuick changed over 12 months of re-reading