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Table 2 Multivariable Cox regression analysis of mandibular relapse-free survival

From: The added values of 18F-FDG PET/CT in differentiating cancer recurrence and osteoradionecrosis of mandible in patients with treated oral squamous cell carcinoma

Variable

HR (95% CI)

P

Model 1

Age at diagnosis ≤ 52 years

3.36 (1.31–8.64)

0.012

Voxel site of SUVmax with soft tissue predominance

5.02 (1.45–17.31)

0.011

SUVmax > 12.35

2.38 (0.94–6.06)

0.068

Model 2

Age at diagnosis ≤ 52 years

3.36 (1.30–8.73)

0.013

Voxel site of SUVmax with soft tissue predominance

4.35 (1.27–14.90)

0.019

TLG > 62.68 g

5.38 (2.24–12.91)

 < 0.001

  1. HR hazard ratio, CI confidence interval, SUVmax maximum standardized uptake value, TLG total lesion glycolysis