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

Table 3 The radiographic findings at entry into the study^*.

	Treatment groups
Radiographic findings	Placebo (89 knees)	Diclofen ac (90 knees)	EA (91 knees)	Combined (90 knees)	p-value
Kellgren and Lawrence X-ray grade [32]
Grade 1	4	1	3	5	0.40^f
Grade 2	4	6	5	7	0.84^f
Grade 3	19	15	25	23	0.31^c
Grade 4	62	68	58	55	0.16^c
Knee compartment with most severe change of OA
Medial tibiofemoral	63	77	69	64	0.73^c
Lateral tibiofemoral	12	5	13	11	0.24^c
Patellofemoral	14	8	9	15	0.28^c

Data represent number of patients. Statistic analysis: ^c = chi-square test, ^f = Fisher's exact test.

ISSN: 2662-7671