Table 1.

Distribution of gender and smoking habits in diabetes groups

	Gender		Smoking		Total
	Female	Male	Yes	No
ND	71	40	5	106	111
T1D	64	37	19	82	101
T2D	109	127	12	224	236
Total	244	204	36	412	448

Pearson´s chi square test: gender: P = 0.001; smoking habit: P <0,001. ND nondiabetic, T1D type 1 diabetic, T2D type 2 diabetic.