[{"arm_notes": "", "treatment_id": null, "treatment_name": "TODO Treatment - DrugsControl group: Covid-19 patients admitted to the emergency department are initially treated with normal nasal oxygen for at least 15 minutes. If there is no improvement and no increase in oxygen level in the pulse oximetry above 90%, to continue treatment for patients, a non-rebreather oxygen mask with oxygen greater than or equal to 6 liters per minute for one hour is used and then patients are evaluated.", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}, {"arm_notes": "", "treatment_id": null, "treatment_name": "TODO Treatment - DrugsIntervention group: Covid-19 patients admitted to the emergency department are first treated with nasal oxygen for at least 15 minutes and then, if they do not improve and the oxygen level in the pulse oximetry does not exceed 90%, continue treatment with high-pressure nasal cannula up to a maximum of 60 liters per minute. Patients must be treated for at least one hour before entering the study and then evaluated.", "treatment_type": "TODO", "pharmacological_treatment": "TODO"}]

[{"arm_notes": "", "treatment_id": 577, "treatment_name": "High flow nasal oxygen", "treatment_type": "Respiratory support", "pharmacological_treatment": "Non pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2094, "treatment_name": "Non-rebreather oxygen mask", "treatment_type": "Respiratory support", "pharmacological_treatment": "Non pharmacological treatment"}]