Exercise as a behaviour

Question 1

on the physical activity spectrum, exercises is classified as anything ……
How many MET’s is this equivalent to?

Answer 1

from moderate to vigorous intensity physical activity

> 3 MET’s

Question 2

what proportion of time does the avg aussie adult spend moderate-vigorously active? how much time sedentary?

Answer 2

active 5%

sedentary 60%

Question 3

what are the confounders associated with using an accelerometer to measure activity in patients?

Answer 3

patients tend to over-exercise in the beginning because theyre aware of being recorded.

doesnt accurately record sitting time, fidgeting, change of position, etc. Accelerometer is strapped to waistband.

Question 4

as an alternative to the accelerometer, what is a better way to measure sitting time with precision?

Answer 4

Inclinometer strapped to thigh.

Question 5

based on accelerometer based research, which groups had highest physical activity?

Answer 5

• men
• younger participants
• no MET syndrome
• lower BMI

NB: 20min/day different b/w reported exercise and accelerometer readings. patients over report!

Question 6

what are the categories of barriers patients face in engaging in physical activity

Answer 6

environmental barriers (access to parks)

social barriers (fat shaming at the gym)

personal barriers (knowledge of how to exercise, perceptions towards value/need for exercising)

disease specific (immobility)

NB: data suggests environmental barriers were a bigger hindrance than disease-related barriers.

Question 7

What were the pillars of the Stand Up Victoria initiative?

Answer 7

Stand Up
Sit Less
Move more

Question 8

Main points of Australia’s Physical Activity and Sedentary Behaviours Guideline 2014?

Answer 8

Goal:
-150-300mins of moderate physical activity/ or 75-150mins of intense physical activity each week

• muscle strengthening activities 2x week
• minimize amount of time spent in prolonged sitting, aim to break up sitting time.