25th May 2025

A randomised control trial recruited 400 patients to investigate the efficacy of a new medication in treating rheumatoid arthritis compared to methotrexate.

A randomised control trial recruited 400 patients to investigate the efficacy of a new medication in treating rheumatoid arthritis compared to methotrexate. 250 patients were given methotrexate; of these, 100 patients did not experience any improvement in symptoms. The new medication has a number needed to treat (NNT) of 50. 

What number of patients receiving the new medication had improvement in symptoms?

Select the SINGLE most appropriate option from the list below. Select ONE option only.