Table 2. Statistical analysis with critical values for the discrimination between the PAt group and the PC and PPT groups.

	Observed difference	Critical difference	Difference
miR-21
PAt – PPT	10.08	9.73	True
PAt - PC	11.99	10.61	True
PPT – PC	1.91	12.01	False
miR-210
PAt – PPT	7.47	9.73	False
PAt - PC	12.92	10.61	True
PPT- PC	5.45	12.01	False

Dunn post test (95%).