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Table 4 Median (IQR) SUV70 measurements in OPSCC stratified by HPV status

From: Dual time point imaging in locally advanced head and neck cancer to assess residual nodal disease after chemoradiotherapy

HPV-negative OPSCC (n = 21)

 

Benign (n = 15)

Malignant (n = 6)

P1

P2

P3

SUV1

1.7 (1.3–2.1; 0.8)

4.1 (2.2–4.7; 2.5)

0.02

  

SUV2

1.5 (1.2–1.8; 0.6)

5.2 (2.2–6.0; 3.8)

0.016

0.02

0.07

RI

− 14.1 (− 18.9–0.0; 18.9)

20.0 (− 0.4–31.8; 32.2)

0.006

  

HPV-associated OPSCC (n = 32)

 

Benign (n = 29)

Malignant (n = 3)

P1

P2

P3

SUV1

1.8 (1.5–2.2; 0.7)

2.2a

0.17

  

SUV2

1.8 (1.5–2.3; 0.8)

2.4a

0.26

0.93

1

RI

− 0.5 ( − 5.5–11.8; 17.3)

− 0.5a

0.67

  
  1. Bold was used to indicate statistical significant P values
  2. P1: Mann–Whitney U test comparing benign versus malignant nodes. P2, P3: Wilcoxon signed ranks test comparing SUV2 versus SUV1 in benign (P2) and malignant (P3) nodes
  3. aIQR could not be calculated