Table 4.

Chronbachs α of the PSP-Q and it subscales.

	Chronbachs α (95% CI)	McDonalds Ω
PSP-Q (14 items)	0.81 (0.78–0.85)	0.87
Factor 1 (6 items)	0.79 (0.74–0.83)	0.79
Factor 2 (4 items)	0.79 (0.74–0.83)	0.79
Factor 3 (4 items)	0.73 (0.67–0.79)	0.75