Table 1 Patient characteristics, response, diagnosis and 30-day mortality for chest pain patients calling Copenhagen EMS (2014–2018)
From: Prehospital management and outcomes of patients calling with chest pain as the main complaint
Variable | Level | 1-1-2 emergency number (n = 31,858) | 1813-medical helpline (n = 34,904) | Total (n = 66,762) | P-value |
|---|---|---|---|---|---|
Age | Median (IQR) | 62.1 (45.8–75.3) | 49.3 (32.5–66.2) | 55.3 (38-71.6) | < 0.001 |
Sex | Male | 16,749 (52.6) | 16,404 (47.0) | 33,153 (49.7) | < 0.001 |
Ethnicity | Ethnic Danes | 24,920 (78.4) | 26,299 (75.5) | 51,219 (76.9) | |
Immigrants | 5,979 (18.8) | 6,670 (19.1) | 12,649 (19.0) | ||
2nd gen. Immigrants | 874 (2.8) | 1,881 (5.4) | 2,755 (4.1) | ||
Unknown ethnicity | 85 | 54 | 139 | < 0.001 | |
Response category | Ambulance dispatch | 30,684 (96.3) | 19,943 (57.1) | 50,627 (75.8) | |
Other transports/Self-transport/Home visits | 297 (0.9) | 10,086 (28.9) | 10,383 (15.6) | ||
Self-care | 33 (0.1) | 3,906 (11.2) | 3,939 (5.9) | ||
Unknown or cancelled response | 844 (2.6) | 969 (2.8) | 1,813 (2.7) | < 0.001 | |
In-hospital diagnostic categories received within 7 days | Cardiovascular diseases | 10,835 (34.0) | 7,102 (20.3) | 17,937 (26.9) | |
Pulmonary diseases | 1,693 (5.3) | 1,797 (5.1) | 3,490 (5.2) | ||
Other non-cardiovascular/pulmonary diseases | 15,531 (48.8) | 19,711 (56.5) | 35,242 (52.8) | ||
No diagnosis | 3,799 (11.9) | 6,294 (18.0) | 10,093 (15.1) | < 0.001 | |
30-day mortality | Mortality | 799 (2.5) | 259 (0.7) | 1,058 (1.6) | < 0.001 |