1. pregnancy \>20/40 weeks 2. body mass index (bmi) \>40 kg/m2. 3. skeletal deformities that interfere with proning 4. developmental delay or cognitive impairment that would preclude patient cooperation 5. other contraindications to proning including any of the following: recent abdominal surgery, active vomiting, acute intoxication. 6. unlikely to adhere to the proning protocol according to the treating physician's judgment 7. fully vaccinated for covid-19

1. pregnancy \>20/40 weeks 2. body mass index (bmi) \>40 kg/m2. 3. skeletal deformities that interfere with proning 4. developmental delay or cognitive impairment that would preclude patient cooperation 5. other contraindications to proning including any of the following: recent abdominal surgery, active vomiting, acute intoxication. 6. unlikely to adhere to the proning protocol according to the treating physician's judgment 7. fully vaccinated for covid-19

pregnancy >20/40 weeks body mass index (bmi) >40 kg/m2. skeletal deformities that interfere with proning developmental delay or cognitive impairment that would preclude patient cooperation other contraindications to proning including any of the following: recent abdominal surgery, active vomiting, acute intoxication. unlikely to adhere to the proning protocol according to the treating physician's judgment fully vaccinated for covid-19

pregnancy >20/40 weeks body mass index (bmi) >40 kg/m2. skeletal deformities that interfere with proning developmental delay or cognitive impairment that would preclude patient cooperation other contraindications to proning including any of the following: recent abdominal surgery, active vomiting, acute intoxication. unlikely to adhere to the proning protocol according to the treating physician's judgment fully vaccinated for covid-19