Table 2.
Randomized trial quality scoring system
|
Score |
|||
|---|---|---|---|
| 0 | 1 | 2 | |
|
Randomization |
… |
Not concealed or not sure |
Concealed randomization |
|
Analysis |
Other |
… |
Intention-to-treat |
|
Blinding |
Not blinded |
Single-blind |
Double-blinded |
|
Patient selection |
Selected patients or unable to tell |
Consecutive eligible patients |
….. |
|
Comparability of groups at baseline |
No or not sure |
Yes |
…. |
|
Extent of follow-up |
<100% |
100% |
…. |
|
Treatment protocol |
Poorly described |
Reproducibly described |
…. |
|
Co-interventions |
Not described |
Described but not equal or not sure |
Well described and all equal |
| Outcomes | Not described | Partially described | Objectively defined |