Comparison between Vapocoolant Spray and Eutectic Mixture of Local Anesthetics Cream in Reducing Pain during Spinal Injections

Table 2

Comparison of pain intensity during spinal injection between the EMLA cream group and the vapocoolant spray group.

NPRS^a	EMLA cream ()	Vapocoolant spray ()	value
NPRS 0	30	25	1.000^b
NPRS 1	13	17
NPRS 2	3	4
NPRS 3	1	0
NPRS 4	0	1

^aNPRS, numeric pain rating scale; ^bMann–Whitney U test, significant if value < 0.05.