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 Sleep Lab

The sleep lab offers a comprehensive diagnostic and treatment service for patients 13 years and older with sleep related disorders.


Credit Valley Hospital
2200 Eglinton Ave. W.
Mississauga, ON L5M 2N1

Cardiopulmonary Department (Sleep Lab) 3rd Floor

Contact Information

Credit Valley Hospital
905-813-1100 ext. 5295


Referral by an ER/Hospital physician is required
Please see referral document

Normative Values to assist the Referring Physician's understanding of the Sleep Study Report:
Normative Values for the Sleep Study Report [pdf file]

How to Prepare for Your Appointment:

  • Do not drink any alcoholic beverages for 12 hours before you come to the hospital.
  • Please do not consume any caffeine after 2 p.m. on the night of the study unless this is your usual pattern and it does NOT prevent you from sleeping. This includes all coffee, tea, chocolate, colas etc.
  • Please call the sleep lab if your health changes or you develop a bad cold, influenza or other health problems just prior to your sleep study.
  • Do not bring large sums of money or unnecessary jewelry with you to the hospital. The Credit Valley Hospital assumes no responsibility for loss of personal items.
  • Please bring a comfortable robe and pajamas, as well as your own personal hygiene items to the hospital. Nightgowns (for ladies) are NOT optimal as the study equipment will move out of place, if the nightgown shifts up during the night. You may bring a favorite pillow if desired.
  • It is recommended that you wash your hair during the day or prior to the sleep study.
  • Bring all of your medications with you and take them as usual, unless you are advised otherwise. If you are on NCPAP, bring your equipment with you to the sleep study.
  • If you are diabetic, please bring a snack with you in case of hypoglycemic episodes. A kitchen is NOT available in the sleep lab.
  • Do not nap during the day of your sleep study.
  • Please complete the sleep diary that is mailed to you prior to the study for the 5-6 days before your study.
  • You will be awakened between 5:30 and 6:00 in the morning.
  • Please review the attached document for more information​

What to Bring to Your Appointment:

  • Please bring your Health card (OHIP Card).
  • If you were given a medical information package by your doctor bring that with you.
  • List of Medication Template​​
  • Non-OHIP patients must make a payment to the cashier during the day and bring the proof of payment at the time of the sleep study.