Table 2.

Item-total correlations and factor loadings of the Chinese IPS.

Item	Standardized factor loading	Item-total correlation (corrected)
IPS1	0.80*	0.75*
IPS2 (R)	0.68*	0.63*
IPS3	0.58*	0.55*
IPS4	0.76*	0.72*
IPS5	0.79*	0.73*
IPS6 (R)	0.69*	0.65*
IPS7	0.65*	0.61*
IPS8	0.78*	0.73*
IPS9 (R)	0.67*	0.62*

^*denotes p<0.001.

Items designated with an (R) are reverse scored.