FEV1 (Lung Function): Males, Age 20-29

What these numbers mean

A value around 4.55 L is typical (50th percentile) for males in this age group. The middle 50% of the reference population fall between about 4.19 L and 4.90 L; values below or above that central range sit in the lower or upper half of the distribution.

Also see: 15-19 · 30-39 · All ages

Data source: Quanjer et al. (GLI-2012) (2012) · n=97.8K About this study

Reference population: Males and females aged 3-95 years from 33 countries; 74% Caucasian, with African American, North East Asian, and South East Asian subgroups

FEV1 (Lung Function) Respiratory Males 20-29

FEV1 (Lung Function) Percentile Chart (L)

Very low 3.66 L
Low 4.19 L
Average 4.55 L
High 4.90 L
Very high 5.40 L
FEV1 (Lung Function) percentile distribution chart for Males, age 20-29 5th 5th: 3.66 L (Very low) 3.66 Very low 25th 25th: 4.19 L (Low) 4.19 Low 50th 50th: 4.55 L (Average) 4.55 Average 75th 75th: 4.90 L (High) 4.90 High 95th 95th: 5.40 L (Very high) 5.40 Very high 0 1.2 2.4 3.6 4.8 6 L FEV1 (Lung Function) percentile distribution chart for Males, age 20-29 5th 5th: 3.66 L (Very low) 3.66 Very low 25th 25th: 4.19 L (Low) 4.19 Low 50th 50th: 4.55 L (Average) 4.55 Average 75th 75th: 4.90 L (High) 4.90 High 95th 95th: 5.40 L (Very high) 5.40 Very high 0 1.2 2.4 3.6 4.8 6 L

This percentile chart shows how common a value is, not whether it is healthy.

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Other age brackets
5-910-1415-1930-3940-4950-5960-6970-7980+ All
Females data Females, 20-29
Age trend

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