A person's energy needs depends on their level of activity and the degree of stress that s/he is undergoing. The basal energy expenditure adjusted for activity and for stress estimates is the total energy expenditure (TEE).
total energy expenditure =
= (basal energy expenditure) * (activity factor) * (stress factor)
Activity
Factor
immobilized (paralyzed, intubated)
1.0
hospitalized
1.2
Stress
Factor
starvation
0.8-1.0
elective operation
1.0-1.1
infection
1.05-1.25
sepsis
1.3-1.8
ARDS
1.3-1.35
cardiopulmonary disease without complicating condition
0.8-1.0
cardiopulmonary disease with dialysis or sepsis
1.2-1.3
cardiopulmonary disease with major surgery
1.3-1.55
acute renal failure
1.3
pancreatitis
1.3-1.8
liver failure
1.3-1.55
liver transplant
1.2-1.5
bone marrow transplant
1.2-1.3
soft tissue trauma
1.1-1.4
multiple fractures
1.2-1.4
major burns
1.5-2.0
cancer
1.1-1.3
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