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Table 3 Reproducibility of ASL-derived parameters and tumor atrophy rate

From: Arterial spin labeling of nasopharyngeal carcinoma shows early therapy response

Parameters

ICC

Intra (95% CI)

Inter (95% CI)

Pre-TBF

0.912 (0.849, 0.949)

0.924 (0.871, 0.956)

Post-TBF

0.943 (0.902, 0.967)

0.931 (0.882, 0.960)

TBF

0.894 (0.818, 0.938)

0.912 (0.849, 0.949)

Atrophy rate%

0.994 (0.990, 0.996)

0.985 (0.974, 0.991)

  1. Pre-TBF pre-treatment tumor blood flow; Post-TBF post-treatment tumor blood flow; ΔTBF changes in tumor blood flow; CI confidence interval