From: Enteral glutamine supplementation in critically ill patients: a systematic review and meta-analysis
 | Score | ||
---|---|---|---|
0 | 1 | 2 | |
Randomization | – | Not concealed or not sure | Concealed randomization |
Analysis | Other | – | Intention to treat |
Blinding | Not blinded | Single-blind | Double-blind |
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 | – |
Cointerventions | Not described | Described but not equal or not sure | Well described and all equal |
Outcomes | Not described | Partially described | Objectively defined |