. 2012 Jan-Mar;16(1):105–111. doi: 10.4293/108680812X13291597716221

Table 2.

Comparison Between Groups

Visual Analog Scale^b	Processing Group (Bupivacaine) n=30	Control Group (Placebo) n=30	P
Pain T0	1 (1–2)	2 (1–5)	.070
p50 (p25–p75)	1 (1–2)	2 (1–5)	.070
Pain T6	3.50 (2.75–5)	5 (4–5.25)	.02^a
p50 (p25–p75)	3.50 (2.75–5)	5 (4–5.25)	.02^a
Pain T12	3 (2–4)	4 (3–5)	.605
p50 (p25–p75)	3 (2–4)	4 (3–5)	.605
Pain T24	1.50 (1–2)	2 (1–2)	.704
p50 (p25-p75)	1.50 (1–2)	2 (1–2)	.704

Statistically significant.

p50, median; p25-p50, interquartile rank.