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Table 1 The six-digit code used in the Compendium of Energy Expenditures for Youth.

From: Development of a Compendium of Energy Expenditures for Youth

digit 1
activity category
digit 2
body position
digit 3 various digits 4 & 5 specific activities digit 6 self-perceived intensity
1 = sedentary 0 = sleeping
1 = lying down
2 = sitting
3 = standing
4 = locomotion
0 = not attending to anything
1 = watching TV
2 = listening to music, radio
3 = reading
4 = conversing
5 = writing
individual
activities
numbered 00, 01, etc.
always 0
2 = transport as above 0 = no equipment
1 = equipment
as above 0 = no self-perceived intensity required
1 = light
2 = moderate
3 = hard
3 = play/sport as above 1 = individual activity
2 = partner/team activity
as above as above
4 = school work as above always 0 as above as above
5 = self care as above 1 = bathroom activity
2 = eating
3 = dressing and undressing
as above  
6 = chores as above 0 = food preparation
1 = tidying
2 = other
3 = garden
as above as above
7 = other as above 0 = musical instruments
1 = family, social, cultural activity
2 = other
as above as above
  1. Note: TV = television.