Table 2.

Mean values of WOMAC, BPI, M-SACRAH, grip strength, and quality of life at baseline, weeks 12 and 24

	Baseline		Week 12 (n = 38)				Week 24 (n = 36)
	Mean	SD	Mean	SD	Mean difference from baseline	P valuea	Mean	SD	Mean difference from baseline	P valuea
WOMAC—hips/knees
Function (0–100)	38.2	27.5	27.5	22.1	−10.7	0.01	24.9	21.4	−13.3	0.004
Pain (0–100)	37.0	26.9	27.4	22.7	−9.6	0.03	28.4	24.4	−10.7	0.02
Stiffness (0–100)	37.8	30.9	28.8	28.5	−9.0	0.10	30.9	29.5	−7.5	0.15
M-SACRAH—hand/wrists
Function (0–100)	29.9	26.0	20.7	22.4	−9.2	0.03	22.1	23.1	−8.5	0.02
Pain (0–100)	48.1	28.3	33.7	23.7	−14.4	0.0011	34.6	24.5	−13.8	0.0008
Stiffness (0–100)	52.1	30.1	40.8	26.1	−11.3	0.03	44.6	27.0	−7.9	0.13
BPI
Pain severity (0–10)	4.9	2.2	4.2	2.1	−0.7	0.05	4.3	2.0	−0.6	0.07
Pain interference (0– 10)	4.1	2.3	3.5	2.2	−0.6	0.06	3.2	2.2	−1.0	0.0003
Worst pain (0–10)	6.2	2.3	5.3	2.5	−0.9	0.02	5.3	2.6	−1.2	0.02
Grip strength (kPAs)
Pinch grip strength
Right hand	31.3	10.6	33.8	8.7	2.5	0.07	32.2	9.6	2.0	0.22
Left hand	28.6	9.1	31.2	8.1	2.6	0.02	28.9	8.5	1.5	0.22
Tripod grip strength
Right hand	34.1	11.0	37.9	9.9	3.8	0.02	35.6	9.6	2.7	0.06
Left hand	33.2	10.3	37.2	10.3	4.1	0.02	35.3	9.9	2.8	0.11
Power grip strength
Right hand	37.7	12.9	42.6	11.9	4.9	0.01	41.8	11.6	3.9	0.0005
Left hand	35.9	11.7	40.6	11.5	4.6	0.02	39.2	10.7	4.3	0.02
FACT
Functional well-being	18.8	5.7	22.6	6.7	3.8	0.0001	18.1	6.0	−0.2	0.79
Physical well-being	17.8	5.4	19.2	5.4	1.4	0.14	18.4	5.3	1.0	0.16
Endocrine well-being	52.0	11.5	54.1	9.8	2.1	0.09	50.9	10.7	−1.2	0.36

WOMAC Western Ontario and McMaster Universities Osteoarthritis Index, M-SACRAH Modified Score for the Assessment and Quantification of Chronic Rheumatoid Affections of the Hands, BPI Brief Pain Inventory, FACT Functional Assessment of Cancer Therapy, kPAs kilopascals

^aP values calculated using paired t tests to compare differences in group means at baseline and follow-up