. 2022 Oct 19;17(10):e0275606. doi: 10.1371/journal.pone.0275606

Table 4. Post-hoc Tukey HSD test.

Dependent Variable	Level of care (I)	Level of care (J)	MD (I-J)	SE	Sig.
Frequency of events reported	Tertiary	Secondary	.319^*	.064	.000
	Tertiary	Primary	.401 ^*	.057	.000
	Secondary	Tertiary	-.319^*	.064	.000
	Secondary	Primary	.082	.056	.313
	Primary	Tertiary	-.401 ^*	.057	.000
	Primary	Secondary	-.082	.056	.313
Patient safety perception	Tertiary	Secondary	-.105^*	.033	.004
	Tertiary	Primary	-.120^*	.029	.000
	Secondary	Tertiary	.105^*	.033	.004
	Secondary	Primary	-.015	.029	.858
	Primary	Tertiary	.120^*	.029	.000
	Primary	Secondary	.015	.029	.858

*. The mean difference is significant at the 0.05 level. MD–mean difference