Rapid Communication
Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Feb 14, 2008; 14(6): 931-935
Published online Feb 14, 2008. doi: 10.3748/wjg.14.931
Table 7 Pain numerical rating scores (NRS-10) before and after analgesia: Comparison between control group and intervention group (mean ± SD)
Control groupIntervention groupSignificance
(n = 46)(n = 216)tP value
Pre-therapy4.35 ± 3.823.69 ± 2.461.12> 0.05
Post-therapy1.64 ± 1.530.29 ± 0.217.3< 0.01