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Table 2 18F-FDG PET/CT parameters between patients with pCR-T and non-pCR-T

From: Diffusion-weighted MRI and 18F-FDG PET/CT in assessing the response to neoadjuvant chemoradiotherapy in locally advanced esophageal squamous cell carcinoma

Parameters

pCR-T (n = 15)

non-pCR-T (n = 29)

P value

Mean (IQR)

SUVmax-Tpre

20.76(16.82,25.63)

19.94(16.82,25.13)

0.78

MTV-Tpre

18.06(10.95,36.03)

22.44(14.21,29.58)

0.59

TLG-Tpre

173.42(64.96,339.75)

196.60(116.30,270.60)

0.59

SUVmax-Tpost

4.19(3.28,4.73)

5.65(3.99,8.76)

0.02

MTV-Tpost

2.28(1.15,3.55)

5.23(2.94,6.89)

0.00

TLG-Tpost

6.97(3.74,11.62)

17.13(9.09,28.30)

0.00

ΔSUVmax-T

 − 0.80(− 0.76, − 0.85)

 − 0.70(− 0.58, − 0.79)

0.01

ΔMTV-T

 − 0.90(− 0.66, − 0.95)

 − 0.77(− 0.63, − 0.86)

0.04

ΔTLG-T

 − 0.96(− 0.81, − 0.99)

 − 0.89(− 0.87, − 0.95)

0.07

  1. P values less than 0.05 are indicated in bold italics
  2. 18F-FDG-PET/CT 18F-Fluorodeoxyglucose-positron emission tomography/computed tomography; pCR-T complete response of primary tumor; SUVmax maximum standard uptake value; MTV metabolic tumor volume; TLG total lesion glycolysis