Table 3. Content validity for actions.
| Actions | Essential | Useful but not essential | Not necessary | CVR | CVR’ | Kappa | Interpretation |
|---|---|---|---|---|---|---|---|
| CEASE | 18 | 0 | 0 | 1.00 | 1.00 | 1.00 | Almost perfect |
| ADJUST | 18 | 0 | 0 | 1.00 | 1.00 | 1.00 | Almost perfect |
| SWITCH | 18 | 0 | 0 | 1.00 | 1.00 | 1.00 | Almost perfect |
| CONTINUE | 18 | 0 | 0 | 1.00 | 1.00 | 1.00 | Almost perfect |
| RESTART | 17 | 1 | 0 | 0.88 | 0.94 | 0.83 | Almost perfect |
| TOTAL | 89 | 1 | 0 | 5.13 | 5.06 | 0.97 95%CI (0.90-1.00) | Almost perfect |
| Global CVI | 0.73 | 0.72 |
Interpretation criteria for Kappa, using guidelines described by Landis and Koch. Poor=0.00, slight=0.01- 0.20, fair=0.21- 0.40, moderate=0.41- 0.60, substantial=0.61-0.80 and almost perfect=0.81-1.00. CVR: content validity ratio. CVI: item-level content validity.