TABLE 6.

Pre-test post-test difference for VAS-M in experimental (VAT) and control (placebo) group (VAS-M, visual analogue scale for muscle relaxation; PRE, pre-test; POST, post-test; VAT, vibroacoustic therapy; PLA, placebo).

Test	Mean	Standard deviation	t	P
PRE-VAT	3.365	1.921	3.973	<0.001
POST-VAT	1.946	2.227
PRE-PLA	2.704	1.857	2.981	0.006
POST-PLA	1.386	2.104