Intervention group

Control group

P value

Number of patients (M/F)

17 (3/14)

16 (3/13)

0.9357

Age ± SD (years)

64.76 (SD 9.98)

71.56 (SD 9.82)

0.0577

Initial VAS

Mean ± SD

9 ± 1.23

(95% CI 8.38 to 9.61)

5.93 ± 2.11

(CI 95% 4.81 to 7.06)

<0.0001*

Range (Median)

6 - 10

(9.5)

1 - 9

(7)

VAS after 8 weeks

(i.e. after 4 sessions in the Intervention group)

Mean ± SD

4.64 ± 2.08

(95% CI 3.57 to 5.72)

6.73 ± 2.01

(95% CI 5.61 to 7.85).

0.0058*

Range (Median)

1 - 8

(5)

3 - 9

(7)

Intra-Group comparison (VAS)

P < 0.0001*

P = 0.2844