Table 3.
CT | Time min |
Power, W | |||
---|---|---|---|---|---|
200 | 400 | 600 | |||
P2b/% | 1.50 ± 0.19 | 15 | 1.19 ± 0.16ay | 1.55 ± 0.55axy | 2.05 ± 0.61ax |
30 | 1.20 ± 0.10ay | 1.69 ± 0.12axy | 1.99 ± 0.79ax | ||
45 | 1.52 ± 0.17ax | 1.57 ± 0.38ax | 1.34 ± 0.36ax | ||
P21/% | 10.02 ± 0.88 | 15 | 12.04 ± 0.57axy | 10.84 ± 0.03by | 12.79 ± 1.85ax |
30 | 10.90 ± 0.24ay | 12.74 ± 1.68ax | 12.84 ± 0.77ax | ||
45 | 12.15 ± 0.15ax | 10.82 ± 0.35bx | 10.63 ± 0.64bx | ||
P22/% | 88.47 ± 1.20 | 15 | 86.69 ± 0.66abx | 87.57 ± 0.52ax | 84.35 ± 0.80by |
30 | 87.68 ± 0.14ax | 85.56 ± 1.71by | 85.17 ± 1.36by | ||
45 | 85.92 ± 0.02by | 87.61 ± 0.74ax | 88.01 ± 0.48ax |
Notes: “a-c”, different letters in each column indicate significant difference between different ultrasound time under the same ultrasound power (P < 0.05); “x-z”, different letters in each row indicate significant difference between different ultrasound power under the same ultrasound time (P < 0.05).