The Immunization Data Quality Assessment, Sana’a Capital, Yemen, 2021: Surveillance Evaluation (Preprint)

Background: The Expanded Program of Immunization (EPI) aims to increase immunization coverage. However, this cannot be achieved without an efficient data management system and ensuring quality. Objective: We aimed assess the quality at Sana’a capital. Methods: World Health Organization self-assessment tools were used. Three random urban districts only rural district (Bani-Al Hairth) capital selected. From each district, one-third public health facilities (HFs) that providing EPI services randomly Accuracy ratios (ARs), discrepancy levels (DLs), completeness, timeliness calculated from tally sheets reports for Bacillus Calmette-Guerin (BCG) vaccines, third doses pentavalent-3 (Penta-3) first measles rubella (MR-1) vaccines. index was assessed five components (ie, recording reporting, archiving, demographic information, core output/analysis, using action) through a prestructured questionnaire. Results: While overall ARs DLs BCG, Penta-3, MR-1 indicated overreporting HF level, there BCG Penta-3 underreporting level. With regard index, reporting highest score (90% 96%, respectively), while action had lowest (61% 78%, respectively) levels. completeness scored 100% all HFs, both inadequate Al-Sabain (93% 99%, Bani-Al Hairth (75% 83%, districts. Conclusions: findings showed in capital’s HFs inadequate, with weaknesses action. Furthermore, found unsatisfactory one Ensuring strengthening should prioritized. Larger-scale regular assessments are recommended.