Table 2.

Description of the data tracer items used for the assessment of data completeness and accuracy

Data tracer set	Data tracer items	Followed up in
Patient level
Laboratory data sample	Blood group, Rhesus factor, hemoglobin level	Laboratory register (LT), electronic medical record (LT), Mother and Child Health Booklet (AN), ANC Register (AN)
ANC nurse data sample	Systolic and diastolic blood pressure, weight	Mother and Child Health Booklet (AN), electronic medical record (AN), ANC register (AN)
Record level
ANC report data sample (monthly)	ANC clients, new ANC clients, ANC revisit clients, ANC 4th visit clients, clients with Hb < 7 g/dl	ANC register (AN), MOH 711 report form (AN), national health information database (AN)

Data source (person responsible for data entry): LT, laboratory technician; AN, ANC nurse. Reporting with support from Medical Records Department. Original source is shown in italic. Laboratory and ANC nurse data sample are part of the routine clinical information. ANC report data sample is part of the monthly routine reporting.