Effect of Ice Bag Application to Femoral Region on Pain in Patients Undergoing Percutaneous Coronary Intervention

Table 4

Comparison of NRS scores of the patients in the experimental and control groups.

	Groups	Experimental	Control
Median (25%–75%)	NRS1	0.0	0.0	1.00
	NRS2	4.0	6.0	<0.001
	NRS3	4.0	6.0	<0.001
		<0.001	<0.001
Mean ± SD	NRS1			1.00
	NRS2			<0.001
	NRS3			<0.001
		<0.001	<0.001

same letters signified no difference and different letters signified the presence of both between-groups and within-group differences.