| Characteristics | Bolus | Infusion | Total | p-value |
| Subjects n | 355 | 347 | 702 | |
| Cough score | ||||
| Physician VAS | 3.0 (1.0–5.0) | 2.0 (1.0–5.0) | 2.8 (1.0–5.0) | 0.398 |
| Nurse VAS | 2.5 (1.8–4.0) | 3.0 (1.0–4.0) | 2.7 (1.0–4.0) | 0.619 |
| Patient VAS | 3.0 (1.0–6.0) | 3.0 (1.0–6.0) | 3.0 (1.0–6.0) | 0.917 |
| Discomfort score | 0.5 (0–1.0) | 0.5 (0–1.5) | 0.5 (0–1.0) | 0.942 |
| Anxiety score | 0.5 (0–2.0) | 0.5 (0–1.5) | 0.5 (0–2.0) | 0.737 |
| Fitness score | 3.75 (2–6) | 3.5 (2–5) | 3.5 (2–5.5) | 0.644 |
| Readiness for further bronchoscopic procedure | 277 (95.4) | 271 (97.1) | 543 (96.3) | 0.288 |
Data are presented as as median (interquartile range) or n (%), unless otherwise stated. Data are presented for 562 patients. VAS: visual analogue scale.