Table 3

Multivariable association of impaired awareness of hypoglycemia with clinical parameters, C-peptide continuous log transformed

	Full model			Forward stepwise model
	OR	95% CI	P value	OR	95% CI	P value
Diabetes duration	1.02	(0.99 to 1.04)	0.261
Log age at onset of diabetes, years	4.01	(1.63 to 9.86)	0.003	3.99	(1.77 to 9.01)	0.001
BMI, kg/m²	1.07	(1.02 to 1.13)	0.011	1.08	(1.03 to 1.14)	0.003
Hypertension	1.20	(0.63 to 2.32)	0.576
Microvascular complications	1.83	(1.00 to 3.33)	0.048	2.28	(1.34 to 3.90)	0.003
Macrovascular complications	1.52	(0.56 to 4.18)	0.414
Log C-peptide, pmol/L	0.66	(0.42 to 1.02)	0.062	0.63	(0.40 to 0.98)	0.040
eGFR (CKD-EPI), mL/min/1.73 m²	1.00	(0.99 to 1.02)	0.954
Beta-blocker use	0.74	(0.26 to 2.17)	0.589

BMI, body mass index; CKD-EPI, Chronic Kidney Disease Epidemiology Collaboration; eGFR, estimated glomerular filtration rate.