In-hospital mortality of acute coronary syndrome in elderly patients

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada

From the Department of Cardiology (Ahmed, Mohammed, Dar, Abazid), Prince Sultan Cardiac Center Qassim; from the College of Medicine (Alharbi, Aldrewesh, Allihimy, Alkuraydis, Alhammad), Al Qassim University, Buraidah; from the Department of Cardiology (Abohamr, Azazy), King Saud Medical City, Riyadh; from the Department of Cardiology (Abohamr, Elsheikh), Tanta University Hospital, Cairo, Egypt; from the Department of Cardiology (Elsheikh), King Faisal University, Al Hasa, Kingdom of Saudi Arabia; and from the Department of Nuclear Medicine (Abazid), London Health Science Center, Ontario, Canada