Additional file 1: of Noninvasive versus invasive mechanical ventilation for immunocompromised patients with acute respiratory failure: a systematic review and meta-analysis

Supplement 1. Risk of bias graph: review authors’ judgements about each risk of bias item presented as percentages across all included studies. Supplement 2. Risk of bias summary: review authors’ judgements about each risk of bias item for each included study. Supplement 3. CENTRAL search strategy. Supplement 4. PubMed search strategy. Supplement 5. EMBASE search strategy. Supplement 6. CBM search strategy. Supplement 7. Assessment of risk of bias in cohort studies. Supplement 8. Assessment of risk of bias in case-control studies. Supplement 9. Newcastle-Ottawa Grading Results. Supplement 10. Subgroup meta-analysis based on intubation rate in NIV group. Supplement 11. Mortality in hospital by intubation rate. Supplement 12. Mortality in ICU by intubation rate. Supplement 13. 30-day mortality by intubation rate. Supplement 14. Duration of hospitalization by intubation rate. Supplement 15. Duration of ICU stay by intubation rate. Supplement 16. Nosocomial infection by intubation rate. Supplement 17. Duration of mechanical ventilaiton by intubation rate. (DOC 194 kb)