Table 1 Baseline characteristics of patients with acute coronary syndrome (ACS) (n = 20 290).

Characteristics	Men	Women	p Value
Number of patients (%)	14 657 (72)	5633 (38)
Age (years)
Min–max	22–100	22–99	<0.001
Mean (SD)	63.4 (12.9)	70.9 (12.1)
Median	64	73
Type of ACS
ST‐segment elevation and/or new LBBB (%)	60	58	0.20
Non‐ST elevation/unstable angina (%)	40	42	0.10
Delay (hours), median (interquartile range)	4:00 (1:55–11:45)	5:00 (2:15–14:00)	<0.001
Cardiopulmonary resuscitation (%)	3.8	3.3	0.098
Cardioversion/defibrillation (%)	3.5	2.9	0.042
Symptoms at admission
Pain (%)	82.3	79.7	<0.001
Dyspnoea (%)	23.0	31.7	<0.001
Systolic blood pressure (mm Hg), mean (SD)	135 (27)	137 (29)	<0.001
Diastolic blood pressure (mm Hg), mean (SD)	80 (18)	78 (18)	<0.001
Heart rate (beats/min), mean (SD)	78 (21)	82 (23)	<0.001
Heart rhythm
Sinus rhythm (%)	92.2	89.7	0.732
Atrial fibrillation (%)	4.7	6.9	<0.001
ECG at admission
ST elevation (%)	56.7	53.7	<0.001
Q waves (%)	23.8	21.8	0.020
ST depression (%)	24.7	26.0	0.065
T‐wave changes (%)	26.4	27.6	0.083
LBBB (%)	5.2	6.4	0.001
RBBB (%)	4.4	3.6	0.013
Killip class
I (%)	78.0	69.6	<0.001
II (%)	15.6	21.3	<0.001
III (%)	4.1	6.8	<0.001
IV (%)	2.3	2.3	1.000
Past medical history
Coronary artery disease (%)	39.6	37.4	0.070
Hypertension (%)	51.7	65.2	<0.001
Dyslipidaemia (%)	59.4	56.2	<0.001
Diabetes (%)	18.7	23.7	<0.001
Smoking (current) (%)	43.4	25.0	<0.001
Overweight (BMI ⩾25) (%)	66.8	55.3	<0.001

BMI, body mass index; LBBB, left bundle branch block; RBBB, right bundle branch block.