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Table 1 Comparison between Kaplan–Meier curves and Lexis diagram

From: Exploring the usefulness of Lexis diagrams for quality improvement

MethodDataProcess changesLevelData variablesStatistical analysisData set size
Kaplan–MeierAggregated dataBefore- and afterGlobalSingle variableYesLarge
Lexis diagramRaw dataFollowed over timeLocalMultiple variablesNoSmall