{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["12"],"submitter":["Stevens GA"],"pubmed_abstract":["<h4>Background</h4>Previous studies have observed that haemoglobin concentrations can be affected by type of blood collection, analysis methods and device, and that near-in-time population-based surveys report substantially different anaemia prevalence. We investigated whether differences in mean haemoglobin or prevalence of anaemia between near-in-time surveys of the same population were associated with differences in type of blood collection or analytic approach to haemoglobin measurement.<h4>Methods</h4>We systematically identified pairs of population-based surveys that measured haemoglobin in the same population of women of reproductive age (WRA) or preschool-aged children (PSC). Surveys were matched on geographic coverage, urban/rural place of residence, inclusion of pregnant women, t"],"journal":["Journal of global health"],"pagination":["04088"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC9682214"],"repository":["biostudies-literature"],"pubmed_title":["Associations between type of blood collection, analytical approach, mean haemoglobin and anaemia prevalence in population-based surveys: A systematic review and meta-analysis."],"pmcid":["PMC9682214"],"pubmed_authors":["Rogers LM","Namaste S","Stevens GA","Flores-Urrutia MC","Paciorek CJ","Wirth JP","Rohner F"],"additional_accession":[]},"is_claimable":false,"name":"Associations between type of blood collection, analytical approach, mean haemoglobin and anaemia prevalence in population-based surveys: A systematic review and meta-analysis.","description":"<h4>Background</h4>Previous studies have observed that haemoglobin concentrations can be affected by type of blood collection, analysis methods and device, and that near-in-time population-based surveys report substantially different anaemia prevalence. We investigated whether differences in mean haemoglobin or prevalence of anaemia between near-in-time surveys of the same population were associated with differences in type of blood collection or analytic approach to haemoglobin measurement.<h4>Methods</h4>We systematically identified pairs of population-based surveys that measured haemoglobin in the same population of women of reproductive age (WRA) or preschool-aged children (PSC). Surveys were matched on geographic coverage, urban/rural place of residence, inclusion of pregnant women, t","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Nov","modification":"2025-06-01T01:20:28.031Z","creation":"2025-06-01T01:20:28.031Z"},"accession":"S-EPMC9682214","cross_references":{"pubmed":["36412108"],"doi":["10.7189/jogh.12.04088"]}}