Table 6

Number of responders considered at the end of the study (week 4) and at 1 and 2 month(s) after treatment*.



1 month after treatment
2 months after treatment




Treatment groups
responders at week 4
remaining responders/ evaluated responders
remaining responders/ evaluated responders

Placebo
13
11/12
9/12
Diclofenac
18
10/16
7/15
EA
27
21/25
19/24
Combined
24
14/24
14/24

p value**

0.12
0.19

* Only the responders at the end of the study were followed up for 2 months. Some patients were unable to be evaluated due to loss of follow up or use of NSAIDs for other purposes during the follow-up period. ** Fisher test between the four groups.

Sangdee et al. BMC Complementary and Alternative Medicine 2002 2:3   doi:10.1186/1472-6882-2-3