Table 2.

Completeness of matching identifiers in clinic data and demographic surveillance data

	% records with complete information
Matching identifier	Sero-surveys (n = 263)	Clinic data (n = 142)	HDSS data (n = 99,866)
First name	100.0%	100.0%	100.0%
Second name	100.0%	100.0%	100.0%
Third name	13.3%	88.7%	–
Year of birth	100.0%	100.0%	99.4%
Sex	100.0%	100.0%	100.0%
Village	100.0%	99.3%	100.0%
Sub-village	100.0%	99.3%	100.0%
TCL first name	48.3%	91.5%	99.4%
TCL second name	48.3%	74.6%	99.4%
Household member first name	71.5%	11.3%	99.9%
Household member second name	71.5%	11.3%	99.9%

Abbreviations: HDSS - health and demographic surveillance system; TCL - ten-cell leader