“…Seven studies dominated, 27,28,34,36,51,56,64 even though considerable statistical uncertainty was pointed out by two 56,64 . Alternatively, an intervention is cost‐effective when the generated health gain is large enough to offset its additional costs, which was the case in sixteen studies 29,30,32,33,37,40,42,44,46,48,49,52,55,57,58,62 . French et al did not report an ICER but significant clinical improvements and a positive net benefit, indicating cost‐effectiveness 59 .…”