Mantel-Haenszel common probability difference (across strata used in the randomization) between treatment groups (carrimycin minus placebo) along with a two-sided 95% Mantel-Haenszel C NAME OF THE RESULT: Patients without need for supplementary oxigen at day 28 PERIOD OF TIME WHERE TE MEASUREMENT WILL BE CONDUCTED AND WHICH WILL ALLOW OBTAINING THE PRIMARY RESULT: Day 28.

Mantel-Haenszel common probability difference (across strata used in the randomization) between treatment groups (carrimycin minus placebo) along with a two-sided 95% Mantel-Haenszel C NAME OF THE RESULT: Patients without need for supplementary oxigen at day 28 PERIOD OF TIME WHERE TE MEASUREMENT WILL BE CONDUCTED AND WHICH WILL ALLOW OBTAINING THE PRIMARY RESULT: Day 28.