“…He et al.’s 3 paper is a strong contribution towards understanding how necessary, life-saving CHD surgery comes with high financial burden. Its importance can hardly be disputed as the patient population with CHD will continue to grow in the future, with major consequences on available resources, especially given He et al.’s 3 observation that median total hospitalization costs have been increasing with 4% per year. This is more or less in line with previous European research showing an annual 3.2% increase of hospitalization costs in adults with CHD, even after adjusting for inflation.…”