Table 2

Patients with STEMI by age, sex and pre-hospital delay by PCI/non-PCI hospital in MAMIR Study

		PCI hospitals					Non-PCI hospitals
		<12 hours	12–48 hours	>48 hours	Total	χ², p-value	<6 hours	<6–12 hours	12+hours	Total	χ², p-value
Sex
Female	n	99	22	11	132	1.13, 0.570	3	1	4	8	0.46, 0.881*
Female	%	75.0	16.7	8.33	100		37.5	12.5	50.0	100
Male	n	353	103	44	500		11	8	22	41
Male	%	70.6	20.6	8.80	100		26.8	19.51	53.7	100
Age (years)
35–59	n	229	72	29	330	1.89, 0.388	6	7	16	29	2.83, 0.264*
35–59	%	69.4	21.8	8.79	100		20.7	24.14	55.2	100
60–75	n	223	53	266	302		8	2	10	20
60–75	%	73.8	17.6	8.61	100		40.0	10.0	50.0	100
Total	n	452	125	55	632	–	14	9	26	49	–
Total	%	71.5	19.8	8.7	100	–	28.6	18.4	53.1	100	–

*Fisher’s exact test.
MAMIR, Management of Acute Myocardial Infarction in Russia; PCI, percutaneous coronary intervention; STEMI, st-elevation myocardial infarction .