Table 2.

%-Thickness mean difference of plank during table, mat, and ball

	Mean difference (%-thickness)	Sig	95% CI
First 5-s
Table vs mat	− 5.15	0.586	− 14.90, 4.60
Table vs ball	− 9.33	0.10	− 20.05, 1.40
Mat vs ball	− 4.18	0.684	− 12.68, 4.33
Last 5-s
Table vs mat	− 9.50	0.20	− 22.10, 3.09
Table vs ball	− 4.80	0.83	− 15.72, 6.10
Mat vs ball	4.70	0.72	− 5.17, 14.57