TrialBMC psychiatry2023

Only one cluster per condition is an invalid design for a cluster randomized trial and should be re-labeled a quasi-experimental study. Response to: "Effect of behavioral activation on time and frequency domain heart rate variability in older adults with subthreshold depression: a cluster randomized controlled trial in Thailand".

Yasaman Jamshidi-Naeini et al.PubMed ↗Full text ↗Publisher ↗

No numbers read from the abstract.