FVC (Forced Vital Capacity): Males, Age 40-49
Page updated: Evidence reviewed: What this means
What these numbers mean
A value around 4.98 L is typical (50th percentile) for males in this age group. The middle 50% of the reference population fall between about 4.55 L and 5.42 L; values below or above that central range sit in the lower or upper half of the distribution.
Also see: 30-39 · 50-59 · All ages
Data source: Quanjer et al. (GLI-2012) About this study
Reference population: 74,187 healthy lifelong nonsmokers aged 3-95 years in four fitted groups; 57,395 were in the source-labelled Caucasian group
FVC (Forced Vital Capacity) Respiratory Males 40-49
FVC forced vital capacity vital capacity VC lung capacity lung volume spirometry pulmonary function breathing test total exhaled volume norms normative data normative values reference values percentiles benchmarks reference ranges standards FVC (Forced Vital Capacity) Percentile Chart (L)
Very low 3.94 L
Low 4.55 L
Average 4.98 L
High 5.42 L
Very high 6.05 L
This percentile chart shows how common a value is, not whether it is healthy.