Preparing for the study

Collecting the data

The REDCap (Research Electronic Data Capture) platform, will be used for electronic survey data collection and study data management. The REDCap system is a secure, web-based application that is flexible enough to be used for a wide variety of research studies.


Written informed consent will be obtained from all person that participate in the study. All biological samples and surveys will be de-identified. Data will be collected electronically using Redcap, a secure web based system. Information and samples will only be shared with their permission.

Accessing the findings

Individuals that are a part of the study may access study findings, papers, and publications via this link.

Preparing for sample collection

You will need to fast (Do not eat) for at least 8 hours for collection or (usually from 10 pm the night before).

Please record the time you last had something other than water to drink or eat.

If you are a smoker, also record the last time you had a smoke. Wear comfortable-fitting clothing, avoid hard jeans, heavy jewellery and loads in the pockets.

Preparing for the interview

A trained interviewer will contact you by phone and set the interview time and date. The interview will be conducted at a time that is convenient to you. For the interview, it is best that you are in a quiet environment that will allow you to focus on the interview and response to sensitive and personal questions.