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Table 3 Results of Little's test

From: Investigating the missing data mechanism in quality of life outcomes: a comparison of approaches

 

Scenario 1

Scenario 2

LITTLES TEST

Test Statistic (p-value)

MCAR?

Test Statistic (p-value)

MCAR?

REFLUX

18.6 (p = 0.01)

not MCAR

21.5 (p = 0.011)

not MCAR

MAVIS

11.1 (p = 0.20)

MCAR

19.0 (p = 0.015)

not MCAR

RECORD

108.2 (p < 0.001)

not MCAR

133.8 (p < 0.001)

not MCAR

KAT

91.6 (p < 0.001)

not MCAR

89.0 (p < 0.001)

not MCAR

PRISM

26.9 (p = 0.001)

not MCAR

14.0 (p = 0.12)

MCAR