Table 3.

Patient questionnaires about nutrition, physical activity, social determinants of health and perception of benefit of RT-CGM

Nutrition	1. Starting the Conversation is an eight-item, simplified food frequency instrument.52 2. The National Center for Health Statistics,53 six-item short form of the Food Security Survey.
Physical activity and neighbourhood safety	1. The International Physical Activity Questionnaire (short) is a validated questionnaire that reviews the last 7 days of activity.54 2. The Neighbourhood Questionnaire/Neighbourhood Safety55 is a 16-item tool to assess sociability and an individual’s satisfaction with the family’s neighbourhood. It has three subscales, and we will ask the Neighbourhood Safety Subscale (items 1, 6, 10, 11 and 12) as a brief assessment of participants’ ability to safely engage in physical activity in their neighbourhoods 3. International Physical Activity Prevalence Study SELF-ADMINISTERED ENVIRONMENTAL MODULE (PANES):56(questions 2,4,6,9,13,14 and 16 of PANES with be assessed)
Behavioural health	1. Depression symptoms will be assessed with the Patient Health Questionnaire 9.57 2. Diabetes distress will be assessed with The Problem Areas in Diabetes Scale 5.58 3. Self-care and Self-efficacy activities will be assessed with the Summary of Diabetes Self-Care Activities.59 4. Self-Efficacy for Diabetes scale.60
RT-CGM	1. Modified Harvard Joslin Diabetes Center CGM experiences, opinions, and expectations.61 2. Perception of behaviour change in nutrition and physical activity from RT-CGM use.51
Family member	1. Less than 13 years old habits questionnaire.62 2. Greater than 13 years old starting the conversation and physical activity questionnaire. 3. Greater than 13 years old perception of CGM use by the family member and behavioural changes made as a result of the family member using CGM.

RT-CGM, real-time continuous glucose monitoring.