A Randomized, Double-Blind, Placebo-Controlled Study to Assess the Efficacy and Safety of a Nutritional Supplement (ImmuActiveTM) for COVID-19 Patients
Table 2
Ordinal scale for clinical improvement.
Patient state
Descriptor
Score
1
Uninfected
Uninfected; no viral RNA detected
0
2
Ambulatory
No limitation activities
1
Limitation of activities
2
3
Hospitalized mild disease
Hospitalized; no oxygen therapy
3
Oxygen by mask or nasal prongs
4
4
Hospitalized severe disease
Noninvasive ventilation or high-flow oxygen
5
Intubation or mechanical ventilation
6
Ventilation + additional organ support-pressors, RRT, and ECMO