Table 3.

Correlation Analysis

Variable	M	SD	1	2	3	4	5	6	7	8	9
Age	2.538	1.100	1
Education	1.891	0.805	−0.079	1
Length of service	2.062	0.832	0.136**	−0.074	1
LMX mean	3.388	1.44	0.052	−0.004	0.023	1
LMXD	0.473	0.128	0.047	0.019	−0.046	−0.016	1
Interpersonal trust	3.055	1.624	0.032	0.025	0.021	0.116*	−0.365***	1
Negative emotions	3.439	1.503	−0.059	−0.021	−0.061	−0.161**	0.229***	−0.391***	1
Work engagement	3.423	1.445	0.018	−0.019	0.089	0.251***	−0.253***	0.307***	−0.223***	1
Safety performance	3.281	1.516	0.028	−0.041	0.070	0.111*	−0.245***	0.325***	−0.363***	0.407***	1

Notes: Path Coefficients: ***p 0.001 level, **p, 0.01 level, *p, 0.05 level. M is the mean; SD is standard deviation.

Abbreviations: LMX, leader-member exchange; LMXD, leader-member exchange differentiation.