inclusion criteria: 1. age greater than or equal to 18 years 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: 1. age greater than or equal to 18 years 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: age greater than or equal to 18 years currently hospitalized or in an emergency department with anticipated hospitalization symptoms of acute respiratory infection, defined as one or more of the following: cough chills, or a fever (greater than 37.5° c or 99.5° f) shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: age greater than or equal to 18 years currently hospitalized or in an emergency department with anticipated hospitalization symptoms of acute respiratory infection, defined as one or more of the following: cough chills, or a fever (greater than 37.5° c or 99.5° f) shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: 1. age greater than or equal to 18 years 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: 1. age greater than or equal to 18 years 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: age greater than or equal to 18 years currently hospitalized or in an emergency department with anticipated hospitalization symptoms of acute respiratory infection, defined as one or more of the following: cough chills, or a fever (greater than 37.5° c or 99.5° f) shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: age greater than or equal to 18 years currently hospitalized or in an emergency department with anticipated hospitalization symptoms of acute respiratory infection, defined as one or more of the following: cough chills, or a fever (greater than 37.5° c or 99.5° f) shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: 1. age greater than or equal to 18 years 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: 1. age greater than or equal to 18 years 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: 1. age greater than or equal to 18 years of age 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: 1. age greater than or equal to 18 years of age 2. currently hospitalized or in an emergency department with anticipated hospitalization 3. symptoms of acute respiratory infection, defined as one or more of the following: 1. cough 2. chills, or a fever (greater than 37.5° c or 99.5° f) 3. shortness of breath, operationalized as a patient having any of the following: i. subjective shortness of breath reported by a patient or surrogate. ii. tachypnea with respiratory rate of greater than 22 breaths per minute iii. hypoxemia, defined as spo2 less than 92% on room air, new receipt of supplemental oxygen to maintain spo2 greater than or equal to 92%, or increased supplemental oxygen to maintain spo2 greater than or equal to 92% for a patient on chronic oxygen therapy 4. laboratory-confirmed sars-cov-2 infection within the past 14 days

inclusion criteria: - age ≥18 years - currently hospitalized or in an emergency department with anticipated hospitalization. - symptoms of acute respiratory infection, defined as one or more of the following: cough, fever (> 37.5° c / 99.5° f), shortness of breath - laboratory-confirmed sars-cov-2 infection within the past 10 days

inclusion criteria: - age ≥18 years - currently hospitalized or in an emergency department with anticipated hospitalization. - symptoms of acute respiratory infection, defined as one or more of the following: cough, fever (> 37.5° c / 99.5° f), shortness of breath - laboratory-confirmed sars-cov-2 infection within the past 10 days