Table 3.

Test-retest reliability of the SBST-TH (n = 30)

	Mean ± SD		ICC (95% CI)	p-value
	First test	Second test
SBST-TH total	2.37 ± 1.27	2.13 ± 1.28	0.73 (0.50–0.86)	<  0.001*
SBST-TH subscores
Physical component	1.10 ± 0.55	1.03 ± 0.49	0.38 (0.02–0.65)	0.02*
Psychological component	1.27 ± 1.02	1.10 ± 1.00	0.79 (0.60–0.89)	<  0.001*

SD Standard deviation, ICC Intraclass correlation coefficient, CI Confidence interval, SBST-TH STarT back screening tool-Thai version

* p <  0.05