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Fig. 3 | BMC Medical Research Methodology

Fig. 3

From: Test-treatment RCTs are susceptible to bias: a review of the methodological quality of randomized trials that evaluate diagnostic tests

Fig. 3

Example of inconsistent measurement of the primary outcome between study arms. The primary outcome of the number of days unnecessarily immobilized is not comparable as the assessment that the plaster is unnecessary and can be removed is determined using MRI findings in the experimental arm and by routine testing (commonly X-ray) in the comparator arm [38]

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BMC Medical Research Methodology

ISSN: 1471-2288

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