15. Clinical benefit table: Fermathron. Dichotomous outcome measures.

Study	Time	Treatment	Outcome	No. improved	No. of pts	Risk (%)	Risk difference	NNT
McDonald 2000	5‐13 wk	E: Fermathron	Number of patients much better/better	87	125	70	2	50
		C: Hyalart		92	127	72