I would like you to imagine we did not use random assignment in our study of treatment for COVID-19. Unbeknownst to us, our treatment group, compared to the control group, has been populated ...

I would like you to imagine we did not use random assignment in our study of treatment for COVID-19. Unbeknownst to us, our treatment group, compared to the control group, has been populated ...

For each factor you want to assess, you would have one group that is subjected to the factor and one that is not. The groups that are not subjected to the various factors are control groups. 4. Why is ...

Random assignment was between days 42 and 50 post-ASCT ... Abbreviations: ASCT, autologous stem cell transplantation; TA, thalidomide arm; CA, control arm; ECOG, Eastern Cooperative Oncology Group; CR ...

Shown is the percentage of patients who had events at any time after the start of randomized treatment, according to assignment to the intensive-glucose-control group or the standard-glucose ...

and a minimal-treatment control group; 2:2:1 allocation ratio); assessments occurred at baseline before random assignment and after intervention. Patients were randomly assigned in cohorts of up to 30 ...