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Table 4 Clustering (%) represents the degree of voxel clustering for all lesions, for the three time points: baseline, 7 days post-therapy and 28 days post-therapy. Voxels are more clustered when the percentage is closer to 100%

From: Validation of [18F]FLT as a perfusion-independent imaging biomarker of tumour response in EGFR-mutated NSCLC patients undergoing treatment with an EGFR tyrosine kinase inhibitor

Patients Clustering (%)   
  Baseline 7 days post-therapy 28 days post-therapy
 1 67.8 54.3 67.8
 2 62.1 77.1 73.9
 3 67.4 66.7 72.7
 4 51.5 49.0 78.2
 5 61.6 –* 75.8
 6 44.2 83.8 80.3
  1. *TBF data for patient 5 was unavailable and therefore the clustering parameter could not be determined