Retrospective Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Dec 21, 2016; 22(47): 10415-10423
Published online Dec 21, 2016. doi: 10.3748/wjg.v22.i47.10415
Table 4 Postoperative pain relief after two types of Frey’s procedures
History of surgeryPain symptomO FreyM FreyP value
< 5 yrPositive11170.032
Negative2211
> 5 yrPositive650.551
Negative53