Job stressors and the innovative work behaviour of STEM teachers: serial multiple mediation role of creative self-efficacy and creative motivation

Figures & data

Figure 1. The hypothesized model.

Table 1. Means, standard deviations, and correlation coefficients.

Correlation coefficients
	M	SD	JD	JC	JS	CM	CSE
JD	4.07	.76
JC	3.89	.83	.81**
JS	3.75	.92	.69**	.79**
CM	3.86	.81	.73**	.77**	.75**
CSE	3.96	.83	.79**	.83**	.76**	.84**
IWB	3.88	.77	.79**	.80**	.74**	.82**	.86**

N = 849.

JD: job demand, JC: job control, JS: job support, CM: creative motivation, CSE: creative self-efficacy, IWB: Innovative work behaviours.

**p<.01.

Table 2. Goodness of fit indices for measure and research models.

Model	CMIN/df	GFI	CFI	NFI	IFI	RMSEA
Measure model	3.91	.94	.98	0.97	0.98	.06
Research mode	3.91	.94	.97	0.97	0.98	.06
Recommended value	<5.0	>.90	>.90	>.90	>.90	<.08

Figure 2. The verified research models. Note. Dashed lines indicate no significant effects.

Table 3. Results of hypothesis tests.

Hypothesis	Hypothesized path	β	S.E.	Result
H1	JD→IWB	0.27	0.026	supported
H2	JC→IWB	−0.05	0.607	rejected
H3	JS→IWB	0.01	0.688	rejected

N = 849.

JD: job demand, JC: job control, JS: job support, IWB: innovative work behaviours.

The coefficient is the standardized coefficient; *p<.05, **p<.01, ***p<.001.

Table 4. Test results of the serial mediation role of job demand.

Hypothesis	Hypothesized path	estimate	Boot Method SE	95% confidence interval		Result
				Lower	Upper
H4	JD→CSE→IWB	0.258	1.119	−2.900	0.586	rejected
H7	JD→CM→IWB	0.341**	0.169	0.077	0.695	supported
H10	JD→CSE→CM→IWB	0.361**	1.064	0.126	3.401	supported

JD: job demands;, CM: creative motivation, CSE: creative self-efficacy, IWB: innovative work behaviours.

Note: Coefficients are non-standardized; *p<.05, **p<.01, ***p<.001, bootstrap sample size is 2000.

Table 5. Test results of the serial mediation role of job control.

Hypothesis	Hypothesized path	Estimate	Boot Method SE	95% confidence interval		Result
				Lower	Upper
H5	JC→CSE→IWB	0.228*	0.113	0.014	0.444	supported
H8	JC→CM→IWB	0.053	0.054	−0.03	0.181	rejected
H11	JC→CSE→CM→IWB	0.355***	0.102	0.213	0.616	supported

JC: job control, CM: creative motivation, CSE: creative self-efficacy, IWB: innovative work behaviours.

Note: Coefficients are non-standardized; *p<.05, **p<.01, ***p<.001, bootstrap sample size is 2000.

Table 6. Test results of the serial mediation role of job support.

Hypothesis	Hypothesized path	Estimate	Boot Method SE	95% confidence interval		Result
				Lower	Upper
H6	JS→CSE→IWB	0.326***	0.087	0.164	0.501	supported
H9	JS→CM→IWB	0.012	0.025	−0.025	0.077	rejected
H12	JS→CSE→CM→ IWB	0.292***	0.071	0.167	0.444	supported

JS: job support, CM: creative motivation, CSE: creative self-efficacy, IWB: innovative work behaviours.

Note: Coefficients are non-standardized; *p<.05, **p<.01, ***p<.001, bootstrap sample size is 2000.