Chiavone PA, dos Santos Sens YA. Evaluation of APACHE II system among intensive care patients at a teaching hospital. Sao Paulo Med J 2003; 121:53–57.
Schusterschitz N, Joannidis M. Predictive capacity of severity scoring systems in the ICU. Contrib Nephrol 2007; 156:92–100.
Knaus WA, Zimmerman JE, Wagner DP, Draper EA, Lawrence DE. APACHE-acute physiology and chronic health evaluation: A physiologically based classification system. Crit Care Med 1981; 9:591–597.
Vassar MJ, Lewis FR Jr, Chambers JA, Mullins RJ, O’Brien PE, Weigelt JA, et al. Prediction of outcome in intensive care unit trauma patients: A multicenter study of Acute Physiology and Chronic Health Evaluation (APACHE), Trauma and Injury Severity Score (TRISS), and a 24-h intensive care unit (ICU) point system. J Trauma 1999; 47:324–329.
Le Gall JR, Lemeshow S, Saulnier F. A new Simplified Acute Physiology Score (SAPS II) based on a European/North American multicenter study. J Am Med Assoc 1993; 270:2957–2962.
Vincent J, De Mendonça A, Cantraine F, Moreno R, Takala J, Suter P, Sprung C. Use of the SOFA score to assess the incidence of organ dysfunction/failure in intensive care units: Results of a multicenter, prospective study. Working group on ‘sepsis related problems’ of the European Society of Intensive Care Medicine. Crit Care Med 1998; 26:1793–1800.
Vincent J, Ferreira F, Moreno R. Scoring systems for assessing organ dysfunction and survival. Crit Care Clin 2000; 16:353–366.
Knaus WA, Draper EA, Wagner DP, Zimmerman JE. APACHE II: a severity of disease classification system. Crit Care Med 1985; 13:818–829.
Juneja D, Singh O, Nasa P, Dang R. Comparison of newer scoring systems with the conventional scoring systems in general intensive care population. Minerva Anestesiol 2012; 78:194–200.
Zilberberg MD, Epstein SK. Acute lung injury in the medical ICU: Comorbid conditions, age, etiology and hospital outcome. Am J Respir Crit Care Med 1998; 157:1159–1164.
Arabi Y, Venkatesh S, Haddad S, Al Shimemeri A, Al Malik S. A prospective study of prolonged stay in the intensive care unit: Predictors and impact on resource utilization, prospective, mixed ICU, >14 days. Int J Qual Health Care 2002; 14:403–410.
Apostolopoulou E, Nikoloudi P, Georgoudi E. Outcome in ICU patients with nosocomial infections. ICUs Health Sci J 2003; 14:1–9.
Pettilä V, Pettilä M, Sarna S, Voutilainen P, Takkunen O. Comparison of multiple organ dysfunction scores in the prediction of hospital mortality in the critically ill. Crit Care Med 2002; 30:1705–1711.
Yıldız T, Gündoğuş B, Ateş G, Akyıldız L, Çelik Y, Topçu F, et al. The effectiveness of scoring systems and various biochemical parameters in predicting survival in a respiratory intensive care unit. Turk Biochem 2010; 35:128–132.
Shrestha GS, Gurung R, Amatya R. Comparison of acute physiology, age, chronic health evaluation III score with initial sequential organ failure assessment score to predict ICU mortality. Nepal Med Coll J 2011; 13:50–54.
Rajnish G. Performance evaluation of APACHE II scores for an Indian patient with respiratory problems. Indian J Med Res 2004; 119:273–282.
Han-chung HU, Chung-chi H, Ying-Huang T. Outcome analysis of patients requiring mechanical ventilation with severe community acquired pneumonia and identified bacterial pathogens. Chang Gung Med J 2005; 28:229–236.
Gupta D, Ramanathan P, Aggarwal N, Jindal K. Assessment of factors predicting outcome of acute respiratory distress syndrome in North India. Respirology 2001; 6:125–130.
Altman DG, Royston P. What do we mean by validating a prognostic model? Stat Med 2000; 19:453–473.
Halim DA, Murni TW, Redjeki IS. Comparison of Apache II, SOFA, and Modified SOFA scores in predicting mortality of surgical patients in intensive care unit at Dr Hasan Sadiki General Hospital. Crit Care Shock 2009; 12:157–169.
Sakr Y, Krauss C, Amaral AC, Réa-Neto A, Specht M, Reinhart K, Marx G. Comparison of the performance of SAPS II, SAPS 3, APACHE II, and their customized prognostic models in a surgical intensive care unit. Br J Anaesth 2008; 101:798–803.
Wong DT, Crofts SL, Gomez M, McGuire GP, Byrick RJ. Evaluation of predictive ability of APACHE II system and hospital outcome in Canadian intensive care unit patients. Crit Care Med 1995; 23:1177–1183.
Chen YC, Tian YC, Liu NJ, Ho YP, Yang C, Chu YY, et al. Prospective cohort study comparing sequential organ failure assessment and acute physiology, age, chronic health evaluation III scoring systems for hospital mortality prediction in critically ill cirrhotic patients. Int J Clin Pract 2006; 60:160–166.
Diamond GA. What price perfection? Calibration and discrimination of clinical prediction models. J Clin Epidemiol 1992; 45:85–89.