Table 3.

Exploratory factor analysis of GrMSQ-short with an extraction of two factors. Rotated component matrix²

	Factors
Items	Supervisor/ Autonomy	Task Enrichment
2. The chance to work alone on the job	0.73
3. The chance to do different things from time to time	0.743
4. The chance to be “somebody” in the community	0.709
7. Being able to do things that don’t go against my conscience	0.69
8. The way my job provides for steady employment	0.576
9. The chance to do things for other people	0.659
10. The chance to tell people what to do	0.577
11. The chance to do something that makes use of my abilities	0.722
13. My pay and the amount of work I do		0.619
14. The chances for advancement of this job		0.799
15. The freedom to use my own judgment		0.83
16. The chance to try my own methods of doing my job		0.728
17. The working conditions		0.805
19. The praise I get for doing a good job		0.93
20. The feeling of accomplishment I get from the job		0.807
Full Scale Cronbach’s	0.955
Composite Reliability	0.871	0.921
Cronbach’s alpha	0.873	0.888
Factors correlation
Supervisor/ Autonomy	1
Task Enrichment	0.74	1
Goodness-of-fit
Chi-Square (df)	237,743(81)
p-value	< 0,0001
RMSEA	0.08
90% CI for RMSEA	(0,068 - 0,091)
TLI	0.916
NFI	0.905
CFI	0.935
GFI	0.906

RMSEA root mean square error of approximation; GFI goodness-of-fit index; AGFI adjusted goodness-of-fit index; TLI Tucker Lewis Index;NFI normed fit index; CFI comparative fit index

Levels for an acceptable model fit: RMSEA≤0.08,TLI ≥ 0.90;NFI ≥ 0.90,CFI ≥ 0.90