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Table 2 Study measures

From: Effectiveness and cost-effectiveness of a very brief physical activity intervention delivered in NHS Health Checks (VBI Trial): study protocol for a randomised controlled trial

 

0 months

3 months

Accelerometer measures

  

 Activity counts per minute

 

X

 Step counts per day

 

X

 Time (minutes/day) in light/sedentary activity

 

X

 Time (minutes/day) in moderate activity

 

X

 Time (minutes/day) in vigorous activity

 

X

 Time (minutes/day) in moderate or vigorous activity

 

X

Questionnaire measures

  

 Physical activity energy expenditure (PAEE) (kj/kg/day)

 

X

 Home-based PAEE (kj/kg/day)

 

X

 Work-based PAEE (kj/kg/day)

 

X

 Leisure-based PAEE (kj/kg/day)

 

X

 Commuting PAEE (kj/kg/day)

 

X

 Screen/TV time (hours per day)

 

X

 Gender

X

 

 Age (calculated from date of birth)

X

 

 Ethnicity

X

 

 Education

X

 

 Employment status

X

 

 Household income

X

 

 Marital status

X

 

 Home ownership

X

 

 Vehicle ownership

X

 

 Dependents

X

 

 Individual deprivation score

X

 

 Area deprivation score (Index of Multiple Deprivation, IMD, based on home postcode)

X

 

 Recall of physical activity (PA) advice

 

X

 PA awareness

 

X

 Use of intervention materials

 

X

 Enactment of behaviour change techniques

 

X

 Contamination of sample

 

X

 Primary care visits

 

X

 Hospital visits

 

X

 Out of pocket expenditure

 

X

 Work productivity

 

X

National Health Service (NHS) Health Checks

  

 10-year cardiovascular risk score (QRisk2)

X

 

 Activity level (Derived from GPPAQ)

X

 

 Duration of health check

X

 

 Nurse/Healthcare assistant delivery

X

 

 Physical activity referrals

X

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