Table 3.

Overall and Progression free survival in Patients receiving only PD-1 therapy

Cohort A (No Metformin)	Cohort B (Metformin)
Overall Survival
• 64.6% patients alive at 1 year	• 100% patients alive at 1 year
• 55.4% patients alive at 2 years	• 72.9% patients alive at 2 years
Progression Free Survival
• 36.3% patients free from progression at 1 year	• 59.6% patients free from progression at 1 year
• 27.2% patients free from progression at 2 years	• 47.6% patients free from progression at 2 years