2. Clinical benefit table: Adant. Patient global assessment.

Study	Time	Treatment	Outcome	No. of pts improved	No. of pts	Risk (%)	Risk difference	NNT
Roman 2000	1‐4 wk	E: Adant	Number of patients excellent/good	13	30	43	6	16.7
		C: Hyalgan		7	19	37
	5‐13 wk	E: Adant	Number of patients excellent/good	15	30	50	29	3.5
		C: Hyalgan		4	19	21
	14‐26 wk	E: Adant	Number of patients excellent/good	10	30	33	17	5.9
		C: Hyalgan		3	19	16