Practical considerations

  Self-report Objective measurements
Consideration Question- naire Diary /log Classic Pedo- meter Classic Accelero- meter Heart Rate Monitor Combined heart rate & movement sensor High frequency accelero- meter Multi-sensor movement systems GPS
  • X = 'yes'
  • ? = 'maybe'
  • * depends on resources
  • # proxy report
  • ~ dependent on mental capability
  • ° some questionnaires have very sophisticated and advanced data analysis
  • ^ assuming individual calibration
  • £ depends on whether participants are asked to ensure satellite fix and how often the unit needs recharging
  • $ depends on participant capacity to change electrodes – may need to involve personal carer for those who can’t
Decision
Small number of participants
X
X
X
X
X
X
X
X
X
Large number of participants
X
X
X
?*
?*
?*
X
    
Relatively cheap
X
X
X
            
Moderately priced        
X
      
X
Relatively expensive      
X
  
X
X
X
  
Low participant burden
X
  
X
X
X
X
X
  
X£
High participant burden  
X
          
X
  
High investigator burden (data collection)        
X^
X^
      
Relative ease of data analysis
X°
  
X
X°
          
Detailed and time consuming data analysis
°
X
  
X
X
X
X
X
X
Feasibility Issues
Suitable for young children i
#
 i
#
X
X
  
X
X
  
X
Suitable for older children and adolescents i
X
 i
X
X
X
X
X
X
X
X
Suitable for elderly
X~
X~
X
X
  
X$
X
  
X
Cognitively demanding
X
X
              
Literacy required
X
X
              

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