Local control | Local failure | P | |
---|---|---|---|
Before treatment (total = 46) | (n = 22) | (n = 24) | |
Mean ADC (ADCpre) (× 10−3 mm2/s) | |||
Min.–Max. | 0.7–1.2 | 0.76–1.4 | 0.001* |
Mean ± SD | 0.89 ± 0.1 | 1.1 ± 0.2 | |
Median (IQR) | 0.87(0.8–1) | 1(0.98 – 1.2) | |
ADC skewness | |||
Min.–Max. | − 0.55–1.6 | − 0.69–0.96 | 0.442 |
Mean ± SD | 0.53 ± 0.67 | 0.39 ± 0.45 | |
Median (IQR) | 0.53(0.04–1.1) | 0.45(0.12–0.79) | |
ADC kurtosis | |||
Min.–Max. | − 0.68–8.8 | 0.09–4.1 | 0.792 |
Mean ± SD | 2.4 ± 2.9 | 1.4 ± 0.99 | |
Median (IQR) | 1.8(0.15–3.5) | 1.3(0.74–2) | |
Tumor volume (TVpre) (cm3) | |||
Min.–Max. | 0.5–127.5 | 1.6–120 | 0.097 |
Mean ± SD | 27.3 ± 33.6 | 35.1 ± 26.4 | |
Median (IQR) | 11.3(4–35) | 28.4(21.5–43.6) | |
Midtreatment (total = 29) | (n = 15) | (n = 14) | |
ΔADC (%) | |||
Min.–Max. | 13.9–118.8 | − 3.5–66.3 | 0.008* |
Mean ± SD | 45.2 ± 27.8 | 21.8 ± 21.3 | |
Median (IQR) | 38.9(26.9–52.5) | 14.1(9.7–34.1) | |
TVmid (cm3) | |||
Min.–Max. | 0.68–65 | 3–117 | 0.007* |
Mean ± SD | 8.76 ± 14.4 | 25.5 ± 32.8 | |
Median (IQR) | 2.5(0.9–7.9) | 14.9(3.6–30) | |
ΔTV (%) | |||
Min. – Max. | 15.2–95.1 | − 96.9–89.7 | 0.100 |
Mean ± SD. | 61.6 ± 28 | 24 ± 62.3 | |
Median (IQR) | 72.8(32.3–80.9) | 36.4(2.3–\79.3) |