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Fig. 3 | BMC Medical Research Methodology

Fig. 3

From: Facilitating harmonized data quality assessments. A data quality framework for observational health research data collections with software implementations in R

Fig. 3

Example results using R dataquieR applied to SHIP data. 1: A heatmap-like plot to illustrate the applicability of data quality implementations based on an assessment of metadata and study data properties. 2: Histogram with illustrated range violations. 3: Illustration of missing values across different reasons for missing data. 4: Margins-plot to illustrate observer effects

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