Discussion
In the worldwide literature, prevalence of TP has been reported to be as high as 66.0% and that of TM has been as high as 64.0 percent. The concurrence rate of TP (58.57%) and TM (25.43%) in our study was much higher than those reported in many previous observations (3-12%). The prevalence in this study corresponds with previous results in Mongolian and other Asian population.(
18