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Table 4 Methods used to account for missing data

From: Non-compliance with randomised allocation and missing outcome data in randomised controlled trials evaluating surgical interventions: a systematic review

Missing data method n (%) N = 52a
Complete case analysis 35 (67)
Survival type analysis 4 (8)
Baseline/last observation carried forward 4 (8)
Imputation of best case scenario 3 (6)
Imputation of best and worst case scenarios 2 (4)
Multiple imputation and mixed models 4 (8)
  1. aNumber of studies where missing data were reported; percentages do not add up to 100 because of rounding