1 Population Health Department, King Abdullah International Medical Research Center (KAIMRC), King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia. Ghnams@ngha.med.sa.
2 Population Health Department, King Abdullah International Medical Research Center (KAIMRC), King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.
3 Lifestyle and Health Research Center, Health Sciences Research Center, Princess Nourah bint Abdulrahman University, Riyadh, Saudi Arabia.
4 Department of Surgery, King Abdulaziz Medical City (KAMC), Riyadh, Saudi Arabia.
5 College of Medicine, King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.
6 Department of Orthopedics, King Abdulaziz Medical City (KAMC), Riyadh, Saudi Arabia.
7 National Center for Road Safety, Ministry of Transportation, Riyadh, Saudi Arabia.
8 College of Medicine, King Saud University, Riyadh, Saudi Arabia.
9 Biostatistics Department, King Abdullah International Medical Research Center (KAIMRC), King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia.