Table 1.

Pain scale scores (NFCS, BIIP and PIPP) for the 4 studied time periods.

		Rest	Cleansing	Injection	Recovery
NFCS	Mean±SD	0.49±1.19	1.35±1.88	5.68 2.88	1.06±1.71
	% RN NFCS >3	15 (4%)	58 (15%)	310 (78%)	41 (10%)
BIIP	Mean±SD	1.41±1.11	2.42±1.68	5.84±2.22	2.07±1.54
	% RN BIIP >4	12 (3%)	64 (16%)	314 (79%)	45 (11%)
PIPP*	Mean ± SD	-	-	8.06±3.32	-
	% RN PIPP >6	-	-	278 (70%)	-

SD: Standard Deviation; * The PIPP score was obtained by comparing T2 (Injection) and T0 (rest).