Patient’s and physician’s awareness of kidney disease in coronary heart disease patients – a cross-sectional analysis of the German subset of the EUROASPIRE IV survey

Table 1 Patient’s characteristics during the EUROASPIRE IV index hospital stay by impaired kidney function

	Normal kidney function n = 362 (67.8%)	Impaired kidney function n = 172 (32.2%)	p-value
Age, years	64.0 (58.5; 70.4)	72.0 (65.7; 75.1)	<0.001
Male sex	301 (83.2%)	139 (80.8%)	0.51
Length of hospital stay (days)	3 (1; 7)	8 (3; 11)	<0.001
Details of CHD event during index hospital stay
AMI, any	128 (35.5%)	75 (43.6%)	0.07
NSTEMI	53 (41.4%)	33 (44.0%)	0.26
STEMI	60 (46.9%)	28 (37.3%)
Unclear/missing	15 (11.7%)	14 (18.7%)
Therapy (max.)			<0.001
Conservative (no intervention)	54 (14.9%)	29 (16.9%)
PCI/stent	279 (77.1%)	88 (51.2%)
CABG	29 (8.0%)	55 (32.0%)
CHD history
Index event as the primary diagnosis of CHD	162 (44.8%)	64 (37.2%)	0.10
In those with h/o CHD
Duration of CHD, yrs.	1.4 (0.4; 9.0)	5.9 (0.6; 16.3)	<0.01
CABG (prior to index)	35 (17.5%)	21 (19.4%)	0.67
PCI/stent (prior to index)	101 (50.5%)	55 (50.9%)	0.94
MI (prior to index)	125 (62.5%)	65 (60.2%)	0.69
History of heart failure^a	117 (32.7%)	82 (48.0%)	<0.001
Classic cardiovascular risk factors
Diabetes^b	98 (27.2%)	51 (30.2%)	0.47
Hypertension^b	299 (84.2%)	142 (86.6%)	0.48
Hyperlipidemia^b	237 (67.1%)	112 (70.0%)	0.52
Smoking^b	76 (22.8%)	28 (18.9%)	0.33
Obesity^c	145 (41.1%)	75 (47.5%)	0.18
Kidney function
SCr at admission^d, mg/dl	0.9 (0.8; 1.0)	1.2 (0.9; 1.3)	<0.001
eGFR at admission, ml/min/1.73m²	86.3 (74.9; 96.3)	59.2 (51.3; 80.5)	<0.001
SCr at discharge^e, mg/dl	0.9 (0.8; 1.0)	1.2 (1.0; 1.4)	<0.001
eGFR at discharge, ml/min/1.73m²	85.2 (74.6; 93.8)	57.5 (49.0; 73.8)	<0.001

Data are n (%), median (inter quartile range), analyses restricted to patients without missing values in respective variables
Abbreviations: CHD coronary heart disease, CABG coronary artery bypass grafting, PCI percutaneous coronary intervention, MI myocardial infarction, AMI acute myocardial infarction, STEMI ST-elevation myocardial infarction, NSTEMI non-ST-elevation myocardial infarction, SCr serum creatinine, eGFR estimated glomerular filtration rate
^aKnown at hospital admission or echocardiographic findings of cardiac dysfunction
^bKnown at hospital admission or stated in discharge letter
^cBody mass index ≥30 kg/m² at hospital admission or stated in discharge letter
^dFirst measurement in patient record
^eLast measurement in patient record

ISSN: 1471-2369