References
1. Canadian Institute for Health Information, DAD/HMDB Inpatient
Hospitalizations: Volumes, Length of Stay, and Standardized Rates,
QuickStats.
2. Ontario Hospital Association, Quick Facts 2016: Ontario’s Public
Hospitals. Available from:
https://www.oha.com/guidance-and-resources/hospital-physician-relations
3. Wijeysundera DN. Preoperative consultations by anesthesiologists.
Curr Opin Anaesthesiol. 2011 Jun;24:326-30.
4. Levinson W, Huynh T. Engaging physicians and patients in
conversations about unnecessary tests and procedures: Choosing Wisely
Canada. CMAJ. 2014;186:325-6.
5. Kirkham KR, Wijeysundera DN, Pendrith C, Ng R, Tu JV, Laupacis A,
Schull MJ, Levinson W, Bhatia RS. Preoperative testing before low-risk
surgical procedures. CMAJ. 2015;187:E349-E358.
6. Kirkham KR, Wijeysundera DN, Pendrith C, Ng R, Tu JV, Boozary AS,
Tepper J, Schull MJ, Levinson W, Bhatia RS. Preoperative Laboratory
Investigations: Rates and Variability Prior to Low-risk Surgical
Procedures. Anesthesiology. 2016;124:804-14.
7. Thilen SR, Wijeysundera DN, Treggiari MM. Preoperative Consultations.
Anesthesiol Clin. 2016;34:17-33.
8. Wijeysundera DN, Austin PC, Beattie WS, Hux JE, Laupacis A. A
population-based study of anesthesia consultation before major
noncardiac surgery. Arch Intern Med. 2009;169:595-602.
9. Thilen SR, Treggiari MM, Lange JM, Lowy E, Weaver EM, Wijeysundera
DN.
Preoperative consultations for medicare patients undergoing cataract
surgery. JAMA Intern Med. 2014;174:380-8.
10. Wijeysundera DN, Austin PC, Beattie WS, Hux JE, Laupacis A.
Variation in the practice of preoperative medical consultation for major
elective noncardiac surgery: a population-based study. Anesthesiology.
2012;116:25-34.
11. Abouleish AE, Leib ML, Cohen NH. ASA provides examples to each ASA
physical status class. ASA Monitor 2015; 79:38-9
http://monitor.pubs.asahq.org/article.aspx?articleid=2434536
12.
https://www.cihi.ca/en/health-spending/2018/national-health-expenditure-trends/how-has-health-spending-growth-changed-over-the-last-40-years
13. Klopfenstein CE, Forster A, Van Gessel E. Anesthetic assessment in
an outpatient consultation clinic reduces preoperative anxiety. Can J
Anaesth. 2000;47:511-5.
14. van Klei WA, Moons KG, Rutten CL, Schuurhuis A, Knape JT, Kalkman
CJ, Grobbee DE. The effect of outpatient preoperative evaluation of
hospital inpatients on cancellation of surgery and length of hospital
stay. Anesth Analg. 2002;94:644-9.
15. Ferschl MB, Tung A, Sweitzer B, Huo D, Glick DB. Preoperative clinic
visits reduce operating room cancellations and delays. Anesthesiology.
2005;103:855-9.
16. Farasatkish R, Aghdaii N, Azarfarin R, Yazdanian F. Can preoperative
anesthesia consultation clinic help to reduce operating room
cancellation rate of cardiac surgery on the day of surgery? Middle East
J Anaesthesiol. 2009;20:93-6.
17. Pollard JB, Garnerin P, Dalman RL. Use of outpatient preoperative
evaluation to decrease length of stay for vascular surgery. Anesth
Analg. 1997;85:1307-11.
18.
https://www.cihi.ca/en/health-spending/2018/national-health-expenditure-trends/where-is-most-of-the-money-being-spent-in-health-care-in-2018
19. Halm EA, Browner WS, Tubau JF, Tateo IM, Mangano DT.
Echocardiography for assessing cardiac risk in patients having
noncardiac surgery. Study of Perioperative Ischemia Research Group. Ann
Intern Med. 1996;125:433-41.