Table 1.
PFT characteristics for transgender and gender nonbinary patients
| Characteristics | Trans Man (n = 5) | Trans Woman (n = 8) | Gender Nonbinary (n = 2) | |
|---|---|---|---|---|
| Age, yr, average | 38.0 | 49.8 | 36.8 | |
| White, % | 80 | 75 | 100 | |
| Concurrent hormone use, % | 100 | 62.5 | 0 | |
| Female gender reference used for PFTs, % | 60 | 75 | 100 | |
| Performed in PFT lab, % | 80 | 100 | 50 | |
| Primary PFT indication, % | |
|||
| Asthma | 20 | 25 | 50 | |
| Dyspnea | 80 | 25 | — | |
| OSA | — | 12.5 | — | |
| Mean FEV1, L | 2.5 | 3.3 | 2.9 | |
| Mean FVC, L | 2.9 | 4.0 | 3.9 | |
| Mean FEV1/FVC | 0.85 | 0.80 | 0.74 | |
Definition of abbreviations: FEV1 = forced expiratory volume in 1 second; FVC = forced vital capacity; OSA = obstructive sleep apnea; PFT = pulmonary function testing.