Prognosis

• male sex ^{a b}
• increasing age ^{a b}  
• diabetes mellitus ^{a b}
• hypertension ^b

Why?

Male sex, increasing age and diabetes increase the risk of dying or infarction

Patient	Prognostic Factor	Outcome	CER	OR (95% CI)	NNF+ (95% CI)
unstable angina  a	male independent	death, MI or revascularisation at 6 months	42%	2.7 (1.8 to 4.1)	10 (6 to 20)
unstable angina or non-Q wave MI b	age >65 years  independent	death at 6 weeks	2.1%	2.34 (1.11 to 4.96)	740 (14 to 450)
unstable angina a	diabetes mellitus independent	death or MI at 6 months	7.6%	2.19 (1.25 to 3.83)	13 (6 to 58)