Table 1: Descriptive analysis—mean pain score

Pairs		Variable		n		Mean		SD		Wilcoxon signed rank test (Z)		p-value		NS/S
Pair 1		IS-FRS		20		1.35		0.49		–3.976		0		S
		CS-FRS		20		3.25		0.97						NS
Pair 2		IS-SEM		20		1.48		0.34		–3.956		0		S
		CS-SEM		20		2.47		0.58						NS