Table 2. Long-term pre-operative blood glucose control according to HbA1c.

Variable	All Patients, n = 171 (%)	Optimal control: HbA1c ≤7%, n = 41	Sub-optimal control: HbA1c >7%, n = 130	p-value
Infection				0.667
Yes (%)	59 (34.5)	13 (31.7)	46 (35.3)
No (%)	112 (65.5)	28 (68.3)	84 (64.6)
Mortality				0.304
Yes (%)	6 (3.4)	2 (4.5)	4 (3.0)
No (%)	168 (96.6)	42 (95.5)	126 (97.0)