Chinese version of the international positive and negative affect schedule short form: factor structure and measurement invariance

Table 2 Summary of the item means (M), standard deviation (SD), factor loadings, and Cronbach’s alpha coefficients (α)

I-PANAS-SF			10-item CFA		9-item CFA		10-item ESEM			9-item ESEM		Alpha
	M	SD	NA	PA	NA	PA	NA	PA	alpha	NA	PA
NA subscale									0.832			0.832
1 Upset	1.89	1.120	0.784	–	0.785		0.795	−0.130		0.785	−0.113
2 Hostile	1.74	1.081	0.640	–	0.640		0.680	−0.013		0.637	−0.013
4 Ashamed	1.91	1.119	0.776	–	0.775		0.762	−0.028		0.773	−0.010
6 Nervous	2.48	1.265	0.576	–	0.575		0.579	0.240		0.595	0.258
9 Afraid	1.99	1.172	0.778	–	0.778		0.752	−0.040		0.776	−0.018
PA subscale									0.749			0.811
3 Alert	2.22	1.256	–	0.224	–	–	0.554	0.221		–
5 Inspired	2.79	1.269	–	0.614	–	0.607	0.129	0.617		0.135	0.621
7 Determined	3.05	1.236	–	0.810	–	0.800	0.045	0.808		0.045	0.805
8 Attentive	3.43	1.169	–	0.791	–	0.797	−0.054	0.788		−0.049	0.788
10 Active	3.49	1.273	–	0.678	–	0.688	−0.176	0.690		−0.171	0.687

Note. I-PANAS-SF = International Positive and Negative Schedule Short Form; PA = Positive Affect; NA = Negative Affect

ISSN: 1477-7525