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Table 1 Change in study results* after imputation of censored data

From: Reporting of loss to follow-up information in randomised controlled trials with time-to-event outcomes: a literature survey

  

Imputation method

Original treatment effect

N

Equal case

n (%)

Best case

n (%)

Worst case

n (%)

Significant

24

8 (33)

7 (29)

9 (38)

Not significant

23

13 (57)

19 (83)

18 (78)

Total

47

21 (45)

26 (55)

27 (57)

  1. * After imputation of censored data the effect estimate changed direction and the corresponding p-value changed from significant to not significant or vice versa (α = 5%).
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BMC Medical Research Methodology

ISSN: 1471-2288

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