Table 5.

Heterotrait-monotrait ratios.

	ΔTIGHT	TRUST	RA	RC
Trust in senior management (TRUST)	0.173
Role ambiguity (RA)	0.303	0.502
Role conflict (RC)	0.214	0.301	0.305
Emotional exhaustion (EMOEX)	0.238	0.231	0.640	0.629