TABLE 2.

Energy costs of activities of daily living (expressed in relationship to basal metabolic rate [BMR])

		Activity factor
Sleeping		1.0
Lying awake		1.2
Sitting quietly		1.2
Standing quietly		1.4
Walking slowly		2.8
Walking at normal pace		3.2
Walking uphill fast		7.5
Recreation
light (billiards, baseball, golf, sailing)		2.2–4.4
moderate (dancing, swimming, tennis)		4.4–6.6
heavy (soccer, jogging, rowing)		6.6+
	BMR values for children and youth (kcal/min)
Age group (years)	Girls	Boys
5–10	0.7	0.7
10–14	0.89	0.95
14–18	0.98	1.2
Example
A nine-year-old girl walking at a normal pace for 30 min
0.7 ·3.2 ·30 = 67.2 kcal (or 2.24 kcal/min)  (BMR) ·(activity factor) ·(time)

FAO/WHO/UNU Expert Consultation. Energy and protein requirements. Data from reference 52