A comparative study between methylprednisolone versus dexamethasone as an initial anti-inflammatory treatment of moderate COVID-19 pneumonia: an open-label randomized controlled trial.

Although all secondary outcomes, including clinical improvement, oxygenation improvement, and inflammatory parameters, did not show a significant difference, the percentage of patients with a lower PaO2/FiO2 ratio on the 5th and 10th days of treatment was lower in the DXM group according to Table 3 , but this also did not reach statistical significance.

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