Table 1: Activity factor according to level of activity [18].

Level of Activity

Activity factor

Bed rest (Bed ridden - Unconscious)

1.0-1.1

Sedentary (Little to no exercise )

1.2

Light exercise (1-3 days per week)

1.3

Moderate exercise (3-5 days per week)

1.5

Heavy exercise (6-7 days per week)

1.7

Very heavy exercise (twice per day, extra heavy workouts)

1.9