United States Population

As the US population continues to age, an increasing percentage of neurosurgical patients are elderly. Geriatric populations already account for over 25% of US hospitalizations 1) and by 2030, 5% of the US population is predicted to be octogenarians 2). Additionally, the population over the age of 65 is expected to double by 2040 3).

1)
Polanczyk CA, Marcantonio E, Goldman L, Rohde LE, Orav J, Mangione CM, Lee TH (2001) Impact of age on perioperative complications and length of stay in patients undergoing noncardiac surgery. Ann Intern Med 134(8):637–643. https://doi.org/10.7326/ 0003-4819-134-8-200104170-00008
2)
Yancik R (2005) Population aging and cancer: a cross-national concern. Cancer J 11(6):437–441
3)
Wroe PC, Finkelstein JA, Ray GT, Linder JA, Johnson KM, RifasShiman S, Moore MR, Huang SS (2012) Aging population and future burden of pneumococcal pneumonia in the United States. J Infect Dis 205(10):1589–1592. https://doi.org/10.1093/infdis/ jis240