“…The NNT value is, however, influenced by the inherent risk of the disease. Therefore, to better assess the impact of an intervention, it has been proposed to discriminate the NNT value between the number of cases attributable to the risk in the control group, or basal NNT (NNTb), and the number of cases that result from the effect of the intervention, or interventional NNT (NNTi) [1]. On the other hand, although the need to include NNT values in RCT has been repeatedly stressed [2][3][4], only a minority of studies do so [5].…”