Table 2 Stepped-wedge interrupted time series design of STROBE study
Step 0 | Step 1 | Step 2 | Step 3 | Step 4 | Step 5 | |
|---|---|---|---|---|---|---|
Unit 1 | Pre-training data collection period | Intervention implemented, no data collected | Post-training data collection period | Post-training data collection period | Post-training data collection period | Post-training data collection period |
Unit 2 | Pre-training data collection period | Pre-training data collection period | Intervention implemented, no data collected | Post-training data collection period | Post-training data collection period | Post-training data collection period |
Unit 3 | Pre-training data collection period | Pre-training data collection period | Pre-training data collection period | Intervention implemented, no data collected | Post-training data collection period | Post-training data collection period |
Unit 4 | Pre-training data collection period | Pre-training data collection period | Pre-training data collection period | Pre-training data collection period | Intervention implemented, no data collected | Post-training data collection period |