A comparison of very old patients admitted to intensive care unit after acute versus elective surgery or intervention

de Rooij, 2008, Cognitive, functional, and quality-of-life outcomes of patients aged 80 and older who survived at least 1 year after planned or unplanned surgery or medical intensive care treatment, J Am Geriatr Soc, 56, 816, 10.1111/j.1532-5415.2008.01671.x Bagshaw, 2009, Very old patients admitted to intensive care in Australia and New Zealand: a multi-centre cohort analysis, Crit Care, 13, R45, 10.1186/cc7768 Pietilainen, 2018, Premorbid functional status as a predictor of 1-year mortality and functional status in intensive care patients aged 80 years or older, Intensive Care Med, 44, 1221, 10.1007/s00134-018-5273-y Flaatten, 2017, The status of intensive care medicine research and a future agenda for very old patients in the ICU, Intensive Care Med, 43, 1319, 10.1007/s00134-017-4718-z Flaatten, 2017, The impact of frailty on ICU and 30-day mortality and the level of care in very elderly patients (>/=80 years), Intensive Care Med, 43, 1820, 10.1007/s00134-017-4940-8 Chin-Yee, 2017, Cost analysis of the very elderly admitted to intensive care units, Crit Care, 21, 109, 10.1186/s13054-017-1689-y Flaatten, 2018, Predicting outcomes in very old ICU patients: time to focus on the past?, Intensive Care Med, 44, 1344, 10.1007/s00134-018-5262-1 Guidet, 2017, Effect of systematic intensive care unit triage on long-term mortality among critically ill elderly patients in France: a randomized clinical trial, JAMA, 318, 1450, 10.1001/jama.2017.13889 Vincent, 1996, The SOFA (Sepsis-related organ failure assessment) score to describe organ dysfunction/failure. On behalf of the working group on Sepsis-related problems of the European Society of Intensive Care Medicine, Intensive Care Med, 22, 707, 10.1007/BF01709751 Knaus, 1985, APACHE II: a severity of disease classification system, Crit Care Med, 13, 818, 10.1097/00003246-198510000-00009 Le Gall, 1993, A new simplified acute physiology score (SAPS II) based on a European/north American multicenter study, JAMA, 270, 2957, 10.1001/jama.1993.03510240069035 Muessig, 2018, Clinical frailty scale (CFS) reliably stratifies octogenarians in German ICUs: a multicentre prospective cohort study, BMC Geriatr, 18, 162, 10.1186/s12877-018-0847-7 Guidet, 2018, Withholding or withdrawing of life-sustaining therapy in older adults (>/=80 years) admitted to the intensive care unit, Intensive Care Med, 44, 1027, 10.1007/s00134-018-5196-7 Boumendil, 2007, Should elderly patients be admitted to the intensive care unit?, Intensive Care Med, 33, 1252, 10.1007/s00134-007-0621-3 Guidet, 2018, Should this elderly patient be admitted to the ICU?, Intensive Care Med, 44, 1926, 10.1007/s00134-018-5054-7 Pearse, 2012, Mortality after surgery in Europe: a 7 day cohort study, Lancet, 380, 1059, 10.1016/S0140-6736(12)61148-9 Nathanson, 2011, Do elderly patients fare well in the ICU?, Chest, 139, 825, 10.1378/chest.10-1233 Marty, 2013, Lactate clearance for death prediction in severe sepsis or septic shock patients during the first 24 hours in intensive care unit: an observational study, Ann Intensive Care, 3, 3, 10.1186/2110-5820-3-3 Masyuk, 2019, Prognostic relevance of serum lactate kinetics in critically ill patients, Intensive Care Med, 45, 55, 10.1007/s00134-018-5475-3 Fried, 2001, Frailty in older adults: evidence for a phenotype, J Gerontol A Biol Sci Med Sci, 56, M146, 10.1093/gerona/56.3.M146 Abellan van Kan, 2008, The I.a.N.a task force on frailty assessment of older people in clinical practice, J Nutr Health Aging, 12, 29, 10.1007/BF02982161 Hope, 2017, Assessing the usefulness and validity of frailty markers in critically ill adults, Ann Am Thorac Soc, 14, 952, 10.1513/AnnalsATS.201607-538OC Gilbert, 2018, Development and validation of a hospital frailty risk score focusing on older people in acute care settings using electronic hospital records: an observational study, Lancet, 391, 1775, 10.1016/S0140-6736(18)30668-8 Rockwood, 2005, A global clinical measure of fitness and frailty in elderly people, CMAJ, 173, 489, 10.1503/cmaj.050051 Zampieri, 2018, Association of frailty with short-term outcomes, organ support and resource use in critically ill patients, Intensive Care Med, 44, 1512, 10.1007/s00134-018-5342-2 Flaatten, 2018, Frailty: we need valid and reliable tools in critical care, Intensive Care Med, 44, 1973, 10.1007/s00134-018-5404-5 Kim, 2014, Multidimensional frailty score for the prediction of postoperative mortality risk, JAMA Surg, 149, 633, 10.1001/jamasurg.2014.241 Chan, 2012, A pilot randomized controlled trial to improve geriatric frailty, BMC Geriatr, 12, 58, 10.1186/1471-2318-12-58 McIsaac, 2017, Interventions to improve the outcomes of frail people having surgery: a systematic review, PLoS One, 12, 10.1371/journal.pone.0190071 Zerah, 2018, Retrospective evaluation of a restrictive transfusion strategy in older adults with hip fracture, J Am Geriatr Soc, 66, 1151, 10.1111/jgs.15371 Nguyen, 2011, The challenge of admitting the very elderly to intensive care, Ann Intensive Care, 1, 29, 10.1186/2110-5820-1-29 Angus, 2017, Admitting elderly patients to the intensive care unit-is it the right decision?, JAMA, 318, 1443, 10.1001/jama.2017.14535 Eddleston, 2000, Survival, morbidity, and quality of life after discharge from intensive care, Crit Care Med, 28, 2293, 10.1097/00003246-200007000-00018 Dowdy, 2005, Quality of life in adult survivors of critical illness: a systematic review of the literature, Intensive Care Med, 31, 611, 10.1007/s00134-005-2592-6 Andersen, 2015, Long-term survival and quality of life after intensive care for patients 80 years of age or older, Ann Intensive Care, 5, 53, 10.1186/s13613-015-0053-0 Guidet, 2018, Caring for the critically ill patients over 80: a narrative review, Ann Intensive Care, 8, 114, 10.1186/s13613-018-0458-7 Leblanc, 2017, Ten things to know about critically ill elderly patients, Intensive Care Med, 43, 217, 10.1007/s00134-016-4477-2 Oeyen, 2018, Development of a prediction model for long-term quality of life in critically ill patients, J Crit Care, 43, 133, 10.1016/j.jcrc.2017.09.006 Cuthbertson, 2016, Long-term outcomes after critical illness. The best predictor of the future is the past, Am J Respir Crit Care Med, 194, 132, 10.1164/rccm.201602-0257ED Lecuyer, 2007, The ICU trial: a new admission policy for cancer patients requiring mechanical ventilation, Crit Care Med, 35, 808, 10.1097/01.CCM.0000256846.27192.7A