Ranking of conditions according to proportional shortfall of QALYs. Patients with rheumatoid arthritis and acute stroke were worst off and patients with hip osteoarthritis and morbid obesity were best off. For each condition, the total length of the bar represents the remaining QALYs in absence of illness (QALEN). The red part of the bar represents the absolute shortfall of QALYs due to illness. Abbreviations: QALEstd, remaining quality-adjusted life years given a certain disease treated with standard care; QALY, quality-adjusted life year; RY, roux-en-y; TNF, tumour necrosis factor.