Frequency | Group | ABG after surgery | Z value | P |
250Hz | TF | 15(10~20) | -.270 | .787 |
FTTC | 15(10~20) | |||
500Hz | TF | 15(10~20) | -1.074 | .283 |
FTTC | 10(10~16.25) | |||
1000Hz | TF | 10(10~16.25) | -1.499 | .134 |
FTTC | 10(5~15) | |||
2000Hz | TF | 10(5~15) | -.999 | .318 |
FTTC | 5(5~10) | |||
4000Hz | TF | 10(5~20) | -.031 | .975 |
FTTC | 10(5~21.25) |