Table 2.

Varimax-rotated factor-loading matrix of the SBST-TH

Items	Components
	Factor 1: Psychological	Factor 2: Physical
1		0.69
2
3	0.41	0.62a
4	0.67
5		0.42
6	0.51
7	0.47	0.48a
8	0.80
9		0.62
Total variance explained	27.21	12.17

Factors loading ≥ 0.4 were presented, ^afactor upon which item loaded most heavily

SBST-TH STarT back screening tool-Thai version