Kaip apskaičiuoti Lung Age
Kas yra Lung Age?
Lung age estimates the age of your lungs from FEV1 spirometry, comparing actual function to predicted function for different ages. Used in smoking cessation — telling a smoker their lungs are 10 years older is more motivating than quoting FEV1%.
Žingsnis po žingsnio vadovas
- 1Predicted FEV1 by sex, age, height (Quanjer equations)
- 2Lung age: find the age at which predicted FEV1 equals actual FEV1
Worked Examples
Įvestis
FEV1=2.8L · predicted for age 40 is 3.5L (matches 55-yr prediction)
Rezultatas
Lung age ≈ 55 (15 years older than actual)
Powerful smoking cessation tool
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