Table 2. Logistic regression analysis for poor overall response to the organ preservation protocol (for the ‘validation set’ patients).

Variable	Adjusted OR* (95% CI)	p-value
miR-21expression
Low expression	1 (ref.)	0.023
High expression	5.69 (1.27 – 25.58)
Tumor Staging
CS III	1 (ref.)	0.025
CS IV	5.05 (1.22 – 20.88)

*Adjusted by age, tumor site, p16 immunoexpression and tumor resectability