Table 3. ABG after surgery between partial-thickness tragal cartilage and full-thickness tragal cartilage group
Frequency Group ABG after surgery Z value P
250Hz PTTC 15(15~20) -2.277 .023
FTTC 15(10~20)
500Hz PTTC 15(10~15) -.133 .894
FTTC 15(10~20)
1000Hz PTTC 10(10~15) -.952 .341
FTTC 10(5~15)
2000Hz PTTC 10(5~10) -1.030 .303
FTTC 5(5~10)
4000Hz PTTC 15(8.75~20) -.619 .536
FTTC 10(5~20)