Comparing the psychometric evidence of the Depression, Anxiety, and Stress Scale-21 (DASS-21) between Spanish and Chinese primary schoolteachers: insights from classical test theory and Rasch analysis

Table 2 Descriptive statistics and pearson correlations for Spanish and Chinese primary schoolteachers

	Spanish primary schoolteachers (n = 1,350)							Chinese primary schoolteachers (n = 2,580)
	ω	Mean	SD	1	2	3	4	ω	Mean	SD	1	2	3	4
1. DASS-21 (range:0–63)	0.95	14.69	12.79	1.00				0.97	11.41	12.30	1.00
2. Depression subscale (range: 0–21)	0.91	3.72	4.51	0.92^***	1.00			0.92	3.25	4.17	0.96^***	1.00
3. Anxiety subscale (range: 0–21)	0.88	3.78	4.33	0.91^***	0.78^***	1.00		0.91	3.80	4.21	0.97^***	0.91^***	1.00
4. Stress subscale (range:0–21)	0.90	7.18	5.06	0.93^***	0.77^***	0.76^***	1.00	0.91	4.37	4.34	0.97^***	0.89^***	0.91^***	1.00
5. Emotional exhaustion (range:0–36 for Spanish teachers; 0–48 for Chinese teachers)	0.88	13.92	8.59	0.69^***	0.63^***	0.58^***	0.68^***	0.95	20.12	12.47	0.52^***	0.47^***	0.50^***	0.55^***

ISSN: 2050-7283