Table 2.

Perceived knee pain (VAS score) of patients during functional tests. Data are means (interquartile range).

		Baseline	After 6 weeks
15-m walk	Training	3.5 (1.0, 6,9)	1.6 (.0, 2.7) **††
	Non-training	3.4 (1.7, 5.6)	3.9 (1.3, 6.3)
Stand-up and 15-m walk	Training	3.6 (.9, 6.7)	2.0 (.1, 4.1) *††
	Non-training	3.3 (1.5, 5.4)	4.7 (2.2, 6.8) *
Chair Rise	Training	4.1 (.8, 8.1)	2.1 (.1, 4.7) **†
	Non-training	5.9 (3.6, 8.6)	5.6 (3.4, 8.8)
Descending stairs	Training	4.5 (1.5, 7.1)	2.0 (.2, 3.6) **††
	Non-training	5.3 (3.0, 6.6)	5.0 (2.0, 7.3)
Stair climbing	Training	3.5 (1.1, 5.8)	1.8 (.1, 2.9) **††
	Non-training	4.7 (2.9, 7.0)	4.0 (2.5, 5.1)
Total	Training	19.3 (7.2, 33.8)	9.5 (.8, 19.8) **††
	Non-training	22.6 (18.4, 32.3)	23.2 (13.0, 34.0)

* p < 0.05

** p < 0.01 compared with baseline value.

† p < 0.05

†† p < 0.01 compared with NONTR.