Changes in use of PHECG in patients who used EMS, by year
| PHECG use—no./total no. (%) | |||||
|---|---|---|---|---|---|
| Year | Overall | Female | >75 years | CHF | Comorbidities |
| 2005 | 16 465/32 410 (51) | 5515/11 874 (46) | 6259/13 464 (46) | 953/2332 (41) | 12 425/25 053 (50) |
| 2006 | 26 545/44 568 (60) | 8848/16 031 (55) | 10 233/18 581 (55) | 1465/2874 (51) | 19 915/34 048 (58) |
| 2007 | 30 303/47 806 (63) | 9915/16 968 (58) | 11 826/20 264 (58) | 1669/3003 (56) | 22 740/36 627 (62) |
| 2008 | 33 431/51 812 (65) | 10 935/18 411 (59) | 12 787/21 554 (59) | 1831/3388 (54) | 25 317/39 976 (63) |
| 2009 | 38 503/60 478 (64) | 12 690/21 545 (59) | 15 084/25 265 (60) | 1970/3653 (54) | 28 907/46 402 (62) |
CHF, chronic heart failure; EMS, emergency medical services; PHECG, prehospital ECG.