Analysis of PET parameters as prognosticators of survival and tumor extent in Oropharyngeal Cancer treated with surgery and postoperative radiotherapy

Table 2 Univariate and multivariate logistic regression analyses of DOI of primary lesion (A) and ENE of metastatic nodes (B)

	UVA	MVA	OR (95% CI)
(A)
T-Max (≤10 vs. > 10)	0.003	0.691
T-MTV (≤15 cm³ vs. > 15 cm³)	0.003	0.348
T-TLG (≤70 cm³ vs. > 70 cm³)	< 0.001	< 0.001	13.143 (3.292–52.466)
HPV (positive vs. negative)	0.627
Ki-67 (≤70% vs. > 70%)	0.197
Lymphovascular invasion (yes vs. no)	0.206
Perineural invasion (yes vs. no)	0.999
Tumor grade (well vs. moderate vs. poor)	0.405
(B)
N-Max (≤11 vs. > 11)	0.021	0.132
N-MTV (≤4 cm³ vs. > 4 cm³)	0.018	0.016	2.933 (1.205–7.138)
N-TLG (≤15 cm³ vs. > 15 cm³)	0.330
HPV (positive vs. negative)	0.081
Ki-67 (≤70% vs. > 70%)	0.229
Lymphovascular invasion (yes vs. no)	0.330

Abbreviation: DOI depth of invasion, ENE extranodal extension, T-Max maximum standardized uptake value of primary tumor, T-MTV metabolic tumor volume of T, T-TLG total lesion glycolysis of T, HPV human papillomavirus, UVA univariate analysis, MVA multivariate analysis, OR odds ratio, CI confidence interval, N-Max maximum standardized uptake value of metastatic node, N-MTV metabolic tumor volume of metastatic node, N-TLG total lesion glycolysis of metastatic node

ISSN: 1471-2407