Table 3.

Trunk angles (mean ± standard deviation) of the thoracic and lumbar regions on the sagittal and coronal planes of the subjects

Trials	Sagittal plane		Coronal plane
	Thoracic region	Lumbar region	Thoracic region	Lumbar region
Day 1	1.6 ± 4.2	23.1 ± 11.3	0.8 ± 3.2	0.2 ± 1.0
Day 2	−2.4 ± 7.3	8.2 ± 6.6	0.7 ± 1.6	2.5 ± 5.8
Day 3	−2.9 ± 3.3	−0.7 ± 7.4	0.1 ± 3.7	-0.4 ± 2.4
P value	0.360	0.001	0.799	0.568

Positive value represents flexion or right side bending, negative value represents extension or left side bending