Development of a predictive model for major adverse cardiac events in a coronary artery bypass and valve population

Table 2 Distribution of risk factors in the model development cohort

Variable		All Procedures	CABG	AVR/MVR/MVrpr	CABG + Valve
		n=4270	n=3095	n=696	n=479
		(%)	(%)	(%)	(%)
Age		67 (IQR 59–74)	66 (IQR 58–73)	67 (IQR 57–75)	74 (IQR 67–80)
Female		25	21	39	31
BMI (kg/m²)	<25	22	20	28	26
	25-30	40	40	41	43
	30-35	25	27	18	23
	>35	13	13	13	8
Diabetes		36	40	23	34
Pre-op Afib		12	9	21	22
COPD		15	14	18	17
CVD		14	14	13	17
PVD		17	19	7	18
Frailty		4	3	6	8
EF<40		15	15	11	20
NYHA	I	35	44	13	13
	II	23	23	29	21
	III	26	20	42	42
	IV	15	13	17	24
HGB (g/L)	<115	50	52	49	38
	115-135	33	32	32	41
	>135	17	15	19	21
Pre-op creatinine	<115	74	76	78	62
(μmol/L)	115-140	14	13	12	18
	140-160	5	5	3	8
	>160	7	7	7	11
Redo sternotomy		7	4	19	11
Status	Elective	47	44	59	44
	In-house	41	41	36	43
	Urgent	9	11	4	10
	Emergent	3	4	2	3

BMI Body mass index, HGB Hemoglobin, Afib Atrial Fibrillation, COPD Chronic Obstructive Pulmonary Disease, CVD Cerebro Vascular Disease, PVD Peripheral Vascular Disease, EF Ejection Fraction, NYHA New York Heart Association.

ISSN: 1749-8090