If the results of the drug intervention show the treatment group recovered faster than the control group, we might, therefore, erroneously conclude that the new COVID-19 treatment was effective.

The trial used a multicenter, longitudinal, randomized controlled design with three groups (MBCR, SET, and a minimal-treatment control group; 2:2:1 allocation ratio); assessments occurred at baseline ...

Overall, 166 patients were randomly assigned, with 83 in each group. After random assignment, 32 (19.3%) patients met the withdrawal criteria, resulting in 65 patients in the intervention group and 69 ...

If the results of the drug intervention show the treatment group recovered faster than the control group, we might, therefore, erroneously conclude that the new COVID-19 treatment was effective.