Multilevel regression of attributes and study variables on choice made.
| Attributes | B | SE | P-value |
|---|---|---|---|
| Does the doctor listen? | 2.63 | 0.22 | <0.001 |
| How easy is the information to understand? | 2.30 | 0.17 | <0.001 |
| Who chooses your treatment? | |||
| Doctor | 0 | Ref | <0.001 |
| You | 0.10 | 0.13 | |
| Both | 1.38 | 0.12 | |
| Amount of information given | |||
| Small | 0 | Ref | <0.001 |
| Moderate | 0.98 | 0.13 | |
| Large | 1.11 | 0.12 | |
| Length of consultation | 1.05 | 0.10 | <0.001 |
| Training | |||
| RC | 0.56 | 0.32 | 0.08 |
| SDM | −0.609 | 0.33 | 0.063 |
| Interactions | |||
| RC*Doctor listens | −0.18 | 0.26 | 0.486 |
| SDM*Doctor listens | 0.53 | 0.26 | 0.045 |
| RC*Information easy to understand | −0.61 | 0.19 | 0.002 |
| SDM*Information easy to understand | 0.23 | 0.19 | 0.239 |
| Constant terms | −7.24 | ||
| N | 7782 | ||
The B and SE of the level 2 - constant and level 1 - constant were respectively 2.84 (0.24) and 0.89 (0.01). RC = risk communication. SE = standard error. SDM = shared decision making.