Step 1: Estimate basal metabolic rate |
Men 18 to 30 years = (0.0630 x actual weight in kg + 2.8957) x 240 kcal/day |
Men 31 to 60 years = (0.0484 x actual weight in kg + 3.6534) x 240 kcal/day |
Women 18 to 30 years = (0.0621 x actual weight in kg + 2.0357) x 240 kcal/day |
Women 31 to 60 years = (0.0342 x actual weight in kg + 3.5377) x 240 kcal/day |
Step 2: Determine activity factor |
Activity level |
Activity factor |
Low (sedentary) |
1.3 |
Intermediate (some regular exercise) |
1.5 |
High (regular activity or demanding job) |
1.7 |
Step 3: Estimate total energy expenditure |
Total energy expenditure = Basal metabolic rate x activity factor |