The clinical manifestation and outcome of COVID-19 in patients with a history of ischemic heart disease; a retrospective case-control study

Table 1 Baseline characteristics and comorbidities of patients between two groups with and without HD

Characteristics		Without IHD (N = 1218)	With IHD (N = 300)	P value
Gender	Male	694(56.9%)	188 (62.7%)	0.074
Gender	Female	524(43.1%)	112(73.3%)	0.074
Age; year		57.14 ± 15.70	67.99 ± 11.17	< 0.001
Smoking status		97(7.9%)	33(11%)	0.088
Comorbidities
DM		315(25.8%)	147 (49%)	< 0.001
CKD		48(3.9%)	36(12%)	< 0.001
Chronic respiratory diseases		109(8.9%)	28(9.4%)	0.861
HTN		408(33.5%)	195(65%)	< 0.001
ESRD		25(2.1%)	18(6%)	< 0.001
Dialysis		25(2.1%)	17(5.7%)	0.001
Cancer		40(3.3%)	7(2.4%)	0.611

Data shown mean ± SD or n(%)
DM: Diabetes Mellitus, CKD: Chronic kidney disease, HTN: hypertension, ESRD: End-stage renal disease

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