Mindful Exercise (Baduanjin) as an Adjuvant Treatment for Older Adults (60 Years Old and Over) of Knee Osteoarthritis: A Randomized Controlled Trial

Table 3

Comparison of postural stability and WOMAC function over time in both groups.

Variable		Week 0 vs. week 8	Week 8 vs. week 12	Week 0 vs. week 12
BD
OP		0.828	0.013	0.018
Perimeter (mm)	95% CI	−106.86 to 132.43	26.56 to 202.29	23.13 to 231.31
OP		0.226	0.001	0.001
Ellipse area (mm^2)	95% CI	−62.78 to 253.78	161.29 to 463.78	223.94 to 592.13
CP		0.693	0.001	0.052
Perimeter (mm)	95% CI	−129.46 to 87.24	26.87 to 179.85	−0.67 to 165.17
CP		0.064	0.001	0.001
Ellipse area (mm^2)	95% CI	−12.05 to 393.41	474.27 to 856.73	391.38 to 715.62
WOMAC		0.001	0.049	0.001
	95% CI	7.26 to 15.30	0.01 to 8.13	11.60 to 18.90
Pain		0.001	0.515	0.05
	95% CI	2.06 to 4.30	−3.08 to 1.58	−0.06 to 4.92
Stiffness		0.001	0.769	0.001
	95% CI	0.72 to 2.64	−8.5 to 0.63	0.71 to 2.43
Physical function		0.003	0.024	0.001
	95% CI	2.25 to 9.61	0.62 to 8.31	7.44 to 13.35
CG
OP		0.744	0.674	0.839
Perimeter (mm)	95% CI	−124.00 to 89.64	−133.29 to 202.86	−159.05 to 194.26
OP		0.068	0.033	0.012
Ellipse area (mm^2)	95% CI	−6.72 to 178.15	12.72 to 280.85	55.75 to 409.25
CP		0.992	0.037	0.020
Perimeter (mm)	95% CI	−101.26 to 102.26	5.73 to 174.27	15.609 to 165.39
CP		0.357	0.001	0.014
Ellipse area (mm^2)	95% CI	−143.86 to 386.14	206.08 to 591.07	70.88 to 581.84
WOMAC		0.935	0.944	0.975
	95% CI	−4.64 to 4.28	−3.01 to 3.22	−4.67 to 4.53
Pain		0.515	0.005	0.124
	95% CI	−2.41 to 4.70	0.52 to 2.62	−0.79 to 6.22
Stiffness		0.001	0.372	0.001
	95% CI	−3.47 to −0.61	−0.63 to 1.63	−2.84 to −1.23
Physical function		0.159	0.825	0.235
	95% CI	−1.07 to 6.21	−3.30 to 2.63	−1.55 to 6.05

Significant effect (). OP, open-eyes; CP, closed-eyes; BD, Baduanjin group; CG, control group; WOMAC, the Western Ontario and Mcmaster Universities Osteoarthritis Index; week 0, pretest; week 8, 8^th postassessment; week 12, 12^th postassessment.