如何计算Ideal Body Weight
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Ideal body weight estimates healthy weight ranges for height. It's used in clinical assessment and nutrition planning.
分步指南
- 1Devine formula (males): 50 kg + 2.3 kg per inch over 60 inches
- 2Devine formula (females): 45.5 kg + 2.3 kg per inch over 60 inches
- 3Or BMI method: calculate weight for BMI 22-24
例题解析
输入
Female, 168 cm (66 inches) tall
结果
IBW ≈ 45.5 + 2.3×6 ≈ 59.3 kg (130 lbs)
Healthy weight range estimate
常见错误注意事项
- ✕Applying IBW universally without considering body composition
- ✕Expecting patients to reach IBW as sole goal
常见问题
Is IBW just for normal BMI?
It's more complex in muscular individuals (high BMI with low body fat) or very obese (goal weight different).
How should IBW be used clinically?
Guide, not target; individual factors (muscle mass, genetics) mean exact match isn't needed.
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