Electroacupuncture versus Diclofenac in symptomatic treatment of Osteoarthritis of the knee: a randomized controlled trial

Table 5 Overall opinions of change and number of responders evaluated at week 4.

	Treatment groups
Parameter	Placebo (n = 45)	Diclofenac (n = 49)	EA (n = 46)	Combined (n = 46)	p-value
Orthopedist's overall opinion^*					0.01^†
Much better	6	18	21	16
Better	22	21	20	23
Same	16	10	5	7
Worse	1	0	0	0
Patient's overall opinion^*					0.09^†
Much better	19	25	31	22
Better	16	17	11	23
Same	9	7	4	1
Worse	1	0	0	0
Number of responders	13	18	27	24	0.02^††

^*Data represent number of patients, ^† = chi-square test evaluated on the proportions of patients with the opinion of "much better", ^†† = chi-square test.

ISSN: 2662-7671