Table 1. Means, standard deviations, cronbach’s alpha coefficients and correlation matrix (N = 1019).

Variable	M	SD	1	2	3	4	5	6	7	8	9
1. Workload	3.36	0.81	(.85)	.32***	-.20***	-.21***	.14***	.10**	.12***	.40***	.22***
2. Emotional demands	2.89	0.91		(.87)	-.03	-.10**	.20***	.24***	.17***	.31***	.25***
3. Task autonomy	3.47	0.78			(.77)	.33***	.02	.03	-.07*	-.24***	.05
4. Social support	3.85	0.81				(.79)	-.04	.04	-.12***	-.31***	.14***
5. Ease of excitation (EOE)	2.98	0.66					(.80)	.30***	.47***	.29***	.04
6. Aesthetic Sensitivity (AES)	3.33	0.78						(.69)	.39***	.09**	.23***
7. Low sensory threshold (LST)	2.17	0.88							(.66)	.23***	.08*
8. Emotional exhaustion	2.84	1.36								(.90)	.06
9. Helping behaviour	3.49	0.61									(.78)

* p < .05

** p < .01

*** p < .001.