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 6 Impact of M-ANNHEIM severity index on pain relief after two types of Frey’s procedures
History of surgerySurgeryPain symptomM-ANNHEIM severity
P value
A, BC-E
< 5 yrO FreyPositive740.794
Negative157
M FreyPositive1160.591
Negative65
> 5 yrO FreyPositive420.576
Negative41
M FreyPositive230.500
Negative21