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Table 3 Study design – cluster randomized control trial stepped wedge design treatment schedules

From: Will Mobile Diabetes Education Teams (MDETs) in primary care improve patient care processes and health outcomes? Study protocol for a randomized controlled trial

Randomization of clusters Time 1 Time 2 Time 3 Time 4 Time 5
  0 months* 6 months 12 months 18 months 24 months
Cluster 1 1 1 1 1 1
Cluster 2 0 1 1 1 1
Cluster 3 0 0 1 1 1
Cluster 4 0 0 0 1 1
  1. “*” represents baseline data collection across all sites prior to cluster 1 starting the intervention;
  2. “0” represents control or existing treatment/standard care at primary care sites; “1” represents the MDET intervention; each column represents a data collection point.