Fig 1.
PRISMA flow diagram summarizing identification, screening, eligibility and inclusion of studies.
Table 1.
Study characteristics.
Table 2.
Quality Assessment.
Table 3.
Patient and injury characteristicsa.
Table 4.
Treatments.
Table 5.
Mortality.
Fig 2.
Forrest plot summarizing the individual studies and pooled results of the meta-analysis. The relationship between prehospital intubation (PHI) and mortality is stratified by experience of prehospital healthcare providers.
Table 6.
Sensitivity analysis.