Table 1.

Patient cohort description

Variable (N)	Selected patients (N = 42)	CC diabetic (N = 23)	CC nondiabetic (N = 19)
Gender
Female	16	7	9
Male	26	16	10
Grade
Low grade	9	4	5
High grade	33	19	14
Tumor site
Right	21	13	8
Left	21	10	11
Stage
Low	31	15	16
High	11	8	3
Recurrence
Yes	6	4	2
No	36	19	17
Final status
Alive	38	20	18
Dead	4	3	1
Metformin
Yes	6	6	0
No	36	17	19