2.3 Data Extraction:
The title and abstract of the articles included via keyword search were
screened as per the study selection criteria. Full-text content
screening was performedfor highly relevant studies. Full text and
corresponding supplementary information of the following items were
collected and recorded from the eligible studies; first author name,
publication year, country, study design, types of steroid used, sample
size, number of patient in intervention and control group, mortality in
intervention and control group. MS Office Excel worksheet was utilized
to collect the extracted information from included studies.