Skip to main content

Table 2 The top ten features and the corresponding mean (± SD) value (or median (IQR)) and the p-value between the slow and fast progression groups

From: Radiomics combined with clinical characteristics predicted the progression-free survival time in first-line targeted therapy for advanced non-small cell lung cancer with EGFR mutation

Feature category Feature Slow-progress Fast-progress p-value
Shape-based (n = 4) Elongation 0.76 ± 0.12 0.71 ± 0.13 0.067a
Least Axis Length 30.06 ± 11.91 20.53 ± 8.85 0.234a
Flatness 0.59 ± 0.14 0.55 ± 0.13 0.229a
Major Axis Length 52.25 (19.52,110.61) 46.56 (23.28,145.60) 0.858b
First-order based (n = 1) Inter quartile range 140 (36,560) 154 (42,385) 0.962b
Texture GLSZM (n = 1) Small Area Emphasis 0.68 ± 0.04 0.70 ± 0.03 0.003a
GLCM (n = 1) Difference variance 14.59 ± 6.63 18.16 ± 8.71 0.024a
Clinical based (n = 3) Smoke 0.238c
Mutation 0.030c
Outcome 0.000c
  1. at-test
  2. bMann–Whitney U test
  3. cChi-square test