Table 2.

Parameters R_a, R_q, R_z and R_max values measured at each time point

	W0	W2	W4	W8	W12
Experimental side
Ra	38.8 ± 9.64	28.8 ± 8.94*	31.6 ± 8.89*	33.4 ± 8.99*	34.0 ± 10.03*
Rq	46.7 ± 11.69	35.1 ± 11.13*	37.6 ± 10.96*	40.2 ± 11.37*	41.2 ± 12.97
Rmax	222.2 ± 62.64	176.1 ± 75.49*	180.1 ± 65.39*	188.8 ± 66.1	201.7 ± 80.48
Rz	163.3 ± 44.43	124.0 ± 49.94*	131.1 ± 53.12*	139.0 ± 55.83	148.4 ± 59.38
Control side
Ra	33.5 ± 9.48	27.8 ± 6.92*	30.0 ± 6.96	32.9 ± 10.50	33.8 ± 10.71
Rq	40.4 ± 11.11	33.1 ± 8.88*	36.4 ± 8.78	39.9 ± 13.14	41.2 ± 12.68
Rmax	198.7 ± 54.33	157.1 ± 49.09*	160.9 ± 48.39*	184.7 ± 70.14	192.5 ± 67.04
Rz	142.4 ± 43.66	115.4 ± 42.50*	123.1 ± 40.33	137.1 ± 53.91	143.8 ± 52.95

^*P < 0.05 compared with baseline (W0)