What is the association between khat chewing and risk of stroke and death in patients presenting with acute coronary syndrome?
A study conducted by Ali WM, Zubaid M, Al-Motarreb A, Singh R, Al-Shereiqi SZ, Shehab A, Rashed W, Al-Sagheer NQ, Saleh AH, and Al Suwaidi J (2010) found an association between khat chewing and an increased risk of stroke and death in patients presenting with acute coronary syndrome. The study was published in the Mayo Clinic Proceedings and suggested that khat chewing may be an independent risk factor for cardiovascular disease.