Table 4.

Periprocedural outcome after propensity score matching.

Variable	On-Hours		p-Value	Off Hours		p-Value
	COVID-19 (−) (n = 877)	COVID-19 (+) (n = 877)		COVID-19 (−) (n = 418)	COVID-19 (+) (n = 418)
No-reflow	18 (2.1%)	20 (2.3%)	0.9	8 (1.9%)	9 (2.2%)	0.9
Bleeding at the puncture site	15 (1.7%)	7 (0.8%)	0.1	7 (1.7%)	7 (1.7%)	1.0
Allergic reaction	1 (0.1%)	1 (0.1%)	1.0	1 (0.2%)	0 (0.0%)	0.2
Coronary artery perforation	9 (1.0%)	2 (0.2%)	0.1	2 (0.5%)	2 (0.5%)	1.0
Dissection of coronary artery	2 (0.2%)	2 (0.2%)	1.0	2 (0.5%)	1 (0.2%)	0.9
Cardiac arrest	19 (2.2%)	17 (1.9%)	0.8	9 (2.2%)	12 (2.9%)	0.5
Periprocedural stroke	1 (0.1%)	0 (0.0%)	0.7	0	0	-
Any periprocedural complication	42 (4.8%)	33 (3.8%)	0.3	19 (4.5%)	22 (5.3%)	0.7
Periprocedural death	17 (1.9%)	11 (1.3%)	0.3	4 (1.0%)	7 (1.7%)	0.5