Table 2

Characteristics of responders in the six study armsa

Number needed to treatSurvival gain, months
Participants, n818078817582
Mean age, years (SD)53(10.7)54 (8.9)54(9.1)51 (8.4)55(9.0)53 (9.0)
Women, %192421322420
Working as GP, %514954515151
  • a Participants were randomised to one of six vignettes portraying a high-risk individual and a risk-reducing drug therapy. Vignettes differed by effect size and format (NNT or gain in disease free survival).