| N | % |
---|---|---|
Knowledge of the guideline (yes) | 30 | 50.0 |
Frequency of the guideline usage | 60 | Â |
 never | 25 | 41.7 |
 seldom | 14 | 23.3 |
 sometimes | 9 | 15.0 |
 often | 10 | 16.7 |
 always | 2 | 3.3 |
Usefulness of the guideline | 60 | Â |
 not at all | 19 | 31.7 |
 somewhat | 14 | 23.3 |
 partially | 14 | 23.3 |
 very | 13 | 21.7 |