Study | Reason for exclusion |
---|---|
Barnett 1997 | Emergency department study Comparing 2 different types of steroids (no placebo) |
Becker 1999 | Comparing 2 different types of steroids (no placebo) |
Chavez 1992 | Not RCT Included patients < 12 months |
Daugbjerg 1993 | Included patients <12 months |
Devidayal 1999 | Emergency department study |
Gonzalez 1994 | Included patients < 12 months |
Langton‐Hewer 1998 | Comparing 3 different types of steroids (no placebo) |
Lin 1991 | Not RCT Included patients < 12 months |
Loren 1980 | not located in hospital (residential school) |
Pierson 1974 | At the onset of this trial randomisation and blinding were carried out adequately. However, at 3 hours into the trial 7 of the control group (almost half) were reassigned to the steroid group because of changes in arterial gasses. These were not reported as withdrawals and were treated as randomised units |
Sano 2000 | Included patients < 12 months Not RCT |
DBRCT = double‐blind, randomized controlled trial; RCT = randomized controlled trial.