Pitts 1980.

Methods	"Prospectively randomized" into three groups.
Participants	Head injured adults admitted to hospital who were comatose on admission or who lapsed into coma for six hours or more.
Interventions	Dexamethasone: initially 24mg IV per day, for a maximum of 7 days, tapering of for the last 5. Dexamethasone: initially 16mg IV daily, for a maximum of 7 days, tapering off for the last 5. Placebo.
Outcomes	Glasgow Outcome Scale at 6 months. Gastrointestinal bleeding. Infections (signs of pneumonia, wound infection, urinary infection, blood culture, CSF culture).
Notes
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Low risk	Adequate