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Fig. 2 | BMC Musculoskeletal Disorders

Fig. 2

From: A protocol for a single-center, single-blinded randomized-controlled trial investigating volar plating versus conservative treatment of unstable distal radius fractures in patients older than 65 years

Fig. 2

Illustration of the randomisation process regarding intervention groups, e.g. treatment arm 1 and 2. Each dot represents a sealed, opaque envelope that contains a note with the treatment arm allocation. The blue and red dots represent “conservative” and “operative” treatment, respectively. Whenever only 3 envelopes are left, 5 new “operative” and 5 new “conservative” treatment envelopes are mixed and added

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