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Table 2 Evaluation of scientific evidence of fast track according to GRADE.

From: A systematic review of triage-related interventions to improve patient flow in emergency departments

Outcome measures Number of patients (number of studies) Study design Outcome*, median (min-max) Scientific evidence
according to GRADE
Comments
Waiting time
(shorter)
>90 000
(9 studies)
1 RCT
8 observational studies
24.5 (2-51) min Moderately strong
Upgraded because of outcome size and concordance of data
Length of stay (shorter) >100 000
(10 studies)
2 RCT
8 observational studies
27 (4-74) min Moderately strong
Upgraded because of outcome size and concordance of data
Number of patients leaving ED without being seen by a physician (fewer) >90 000
(5 studies)
No RCT
5 observational studies
3.1 (0.2-4.1)
percent
Moderately strong
Upgraded because of outcome size and concordance of data
Patient satisfaction (increased) 447
(2 studies)
1 RCT
1 observational study
- Insufficient
Downgraded because of study quality, imprecise data and low reproducibility
  1. * Outcome calculated as the difference between intervention and control for all patients or for patients leaving the ED if data is missing for all patients. If results only are presented per triage group calculations are made for triage group 4.