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.

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