Table 2.

Descriptive statistics of description of the low back pain in two groups.

	Scoliosis group	Nonscoliosis group	P value	Z value
Pain location	1 (1, 2.5)	3 (3, 4)	≤0.001∗	−4.316
Painful area	2 (2, 2)	2 (2, 3)	0.028∗	−2.400
NPRS	3.5 (2.5, 6.0)	5.5 (3.5, 7.5)	0.014∗	−2.443
Pain onset	2 (1, 2)	1 (1, 2)	0.181	−1.604

^∗Difference between two groups is significant, P < 0.05.