Table 3 Comparison of the TEE probe insertion angle according to the experience in probe insertion between the blind and McGRATH groups
Blind group | McGRATH group | p value | |
|---|---|---|---|
Inexperienced group | 84.7 ± 11.8 | 79.2 ± 12.3 | < 0.005 |
Experienced group | 74.2 ± 11.4 | 74.2 ± 10.4 | 0.99 |