TABLE 1.
Characteristics of the 40 subjects comparing peak oxygen consumption measured with or without continuous laryngoscopy during cardiopulmonary exercise test on a treadmill
| Female sex n (%) | 21 (53) |
| Age years mean (range) | 24.8 (15.0 to 35.0) |
| BMI kg·m−2 | 22.3±2.3 |
| Smoking n (%) | 0 (0) |
| Exercise | |
| 4–6 days per week n (%) | 19 (47.5) |
| Daily n (%) | 21 (52.5) |
| Asthma n (%) | 1 (3) |
| FVC CPET L | 5.12±1.26 |
| FVC CLE L | 5.15±1.25 |
| FVC z-score CPET | 0.25±0.81 |
| FVC z-score CLE | 0.30±0.79 |
| FEV1 CPET L | 4.31±1.32 |
| FEV1 CLE L | 4.20±0.92 |
| FEV1 z-score CPET | 0.05±0.83 |
| FEV1 z-score CLE | 0.07±0.79 |
Data are presented as mean±sd, unless otherwise stated. BMI: body mass index; FVC: forced vital capacity; CPET: cardiopulmonary exercise test; CLE: continuous laryngoscopy during exercise; FEV1: forced expiratory volume in 1 s.