The Rand Index of Vitality can be used to measure the general level of energy felt by a person over the previous month.
The instrument consists of 4 questions.
Responses are from 1 (no energy) to 6 (full of energy).
Rand index =
= SUM(points for all 4 questions)
• minimum score: 4
• maximum score: 24
• The higher the score, the greater the level of energy felt by the patient. The lower the score, the greater the level of fatigue.
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