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. Author manuscript; available in PMC: 2016 Aug 1.
Published in final edited form as: J Clin Anesth. 2015 May 6;27(5):371–374. doi: 10.1016/j.jclinane.2015.04.003

Table 2.

Association between tPVB injection and postoperative pain scores

Outcome Difference in means tPVB minus placebo (99% CI)** P-value *
NRS_floor arrival −1.89 (−2.97, −0.82) <0.001
NRS_POD1 at noon −0.27 (−1.16, 0.61) 0.428
NRS_minimum −0.29 (−0.66, 0.08) 0.047
NRS_maximum −0.01 (−0.87, 0.85) 0.971
NRS_at discharge −0.14 (−0.94, 0.65) 0.646
*

P-values from linear regression adjusting for age and bilateral/unilateral significant if P<0.05/5=0.01 (Bonferroni correction)

**

99% CI to maintain alpha of 0.05 across 5 time points