FEV1 (Lung Function): Age Trend
Median FEV1 peaks in the 20s (4.55 L men, 3.26 women), then declines with age by roughly 35 mL per year in men and 25 in women.
Data source: Quanjer et al. (GLI-2012) About this study
FEV1 (Lung Function) Respiratory Trend
FEV1 FEV₁ forced expiratory volume lung function spirometry lung capacity pulmonary function breathing test airway function trend aging decline with age norms normative data normative values reference values percentiles benchmarks reference ranges standards FEV1 (Lung Function) by Age Chart (L)
FEV1 (Lung Function) Median Values
| Age | Male (L) | Female (L) |
|---|---|---|
| 5-9 | 1.36 | 1.29 |
| 10-14 | 2.48 | 2.54 |
| 15-19 | 4.38 | 3.31 |
| 20-29 | 4.55 | 3.26 |
| 30-39 | 4.26 | 3.11 |
| 40-49 | 3.97 | 2.86 |
| 50-59 | 3.62 | 2.58 |
| 60-69 | 3.18 | 2.26 |
| 70-79 | 2.75 | 1.93 |
| 80+ | 2.41 | 1.64 |