[1] King Saud Bin Abdulaziz Univ Hlth Sci, King Abdullah Int Med Res Ctr, Coll Med, Dept Intens Care,King Abdulaziz Med City, Riyadh, Saudi Arabia
[2] King Saud Bin Abdulaziz Univ Hlth Sci, King Abdullah Int Med Res Ctr, Coll Med, Dept Qual & Patient Safety,King Abdulaziz Med Cit, Riyadh, Saudi Arabia
[3] King Saud Univ, Minist Hlth, Adult Intens Care Dev Program, Emergency Care Dept,Med City, Riyadh, Saudi Arabia
[4] King Saud Univ, Minist Hlth, Adult Intens Care Dev Program, Intens Care Dept,Med City, Riyadh, Saudi Arabia
[5] Minist Hlth, Deputyship Curat Serv, Riyadh, Saudi Arabia
[6] King Saud Med City, Minist Hlth, Natl Emergency Med Dev Program, Riyadh, Saudi Arabia
[7] King Saud Med City, Dept Intens Care, Riyadh, Saudi Arabia
[8] King Fahad Med City, Dept Pulm & Crit Care Med, Riyadh, Saudi Arabia
[9] Minist Def, Mil Med Serv, Riyadh, Saudi Arabia
[10] King Faisal Specialist Hosp & Res Ctr, Dept Intens Care, Riyadh, Saudi Arabia
[11] Prince Sultan Mil Med City, Dept Intens Care Serv, Riyadh, Saudi Arabia
[12] King Saud Bin Abdulaziz Univ Hlth Sci, King Abdulaziz Med City, Coll Publ Hlth & Hlth Informat, Dept Hlth Informat, Riyadh, Saudi Arabia
[13] King Saud Bin Abdulaziz Univ Hlth Sci, King Abdulaziz Med City, Coll Med, Dev & Qual Management,Med Serv, Riyadh, Saudi Arabia
[14] King Saud Bin Abdulaziz Univ Hlth Sci, Minist Natl Guard Hlth Affairs, Coll Med, Riyadh, Saudi Arabia
[15] King Saud Bin Abdulaziz Univ Hlth Sci, King Abdulaziz Med City, Coll Med, Dept Intens Care, Madinah, Saudi Arabia
[16] King Saud Bin Abdulaziz Univ Hlth Sci, Prince Mohammed Bin Abdul Aziz Hosp, Coll Med, Madinah, Saudi Arabia
[17] King Faisal Specialist Hosp & Res Ctr, Dept Med, Med & Clin Affairs, Jeddah, Saudi Arabia
[18] Imam Abdulrahman Bin Faisal Univ, King Fahd Hosp Univ, Coll Med, Dept Emergency & Crit Care Med, Dammam, Saudi Arabia
[19] Nova Southeastern Univ, Coll Osteopath Med, Ft Lauderdale, FL 33314 USA
[20] Johns Hopkins Med, Armstrong Inst Patient Safety & Qual, Baltimore, MD USA