Variable | Basic | University | Post-university | Total |
Television (TV) | 13 | 9 | 2 | 24 |
Social media | 25 | 59 | 7 | 91 |
CPR training course | 10 | 34 | 7 | 51 |
Relatives or friend | 11 | 13 | 1 | 25 |
Education centers | 15 | 25 | 0 | 40 |
Through reading in the media | 19 | 7 | 0 | 26 |
Total | 93 | 147 | 17 | 257 |