Table 2 Test-retest feature stability of colorectal liver metastases measured on 1.5 T (n = 17) and 3 T ADC maps (n = 13).

From: Stability of radiomics features in apparent diffusion coefficient maps from a multi-centre test-retest trial

Magnetic field (Colorectal Liver)

ADC Mean ± SD (10−6 mm2/s)

ADC Median (10−6 mm2/s)

Stable features (CCC > 0.85)

Unfiltered

Wavelet filtered

ALL (unfiltered + wavelet)

1.5 T

979.2 ± 420.9

953.4

61/170

269/1152

330/1322 (25%)

3 T

1353.3 ± 409.8

1202.6

71/170

355/1152

425/1322 (32%)

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