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| Variable | Response | Frequency (n = 1,425) | Percentage (%) |
|---|---|---|---|
| Chest pain | Yes | 447 | 95.3% |
| Jaw pain | Yes | 251 | 53.5% |
| Shoulder pain | Yes | 351 | 74.8% |
| Dyspnea | Yes | 431 | 91.9% |
| Syncope | Yes | 390 | 83.2% |
| Diplopia | Yes | 268 | 57.1% |
| Source of knowledge | Medical personal | 295 | 62.9% |
| Friends and family | 249 | 53.1% | |
| Internet | 281 | 59.9% | |
| Television | 105 | 22.4% | |
| Journals | 37 | 7.9% |
