Table 2 Clinical characteristics of PBB in China
| Author | Li [6] | Li [7] | Chen [8] | Shi [9] | Gao [10] | Chi [11] | Shun [12] |
|---|---|---|---|---|---|---|---|
| Year | 2018 | 2017 | 2016 | 2016 | 2016 | 2015 | 2014 |
| Number | 50 | 30 | 31 | 31 | 20 | 28 | 28 |
| M(F) | 36 (14) | 18 (12) | 18 (13) | 17 (14) | – | 26 (2) | 17 (11) |
| Age | 3.2y (5 m-14y) | 14.5 m (7-49 m) | – | <3y | 2 m-14y | 8.5 m | 6-75 m |
| Course | 2 m | 9.7w (5.7–7.1w) | 2 m | 4-11w | >4w | 4.2w | >4w |
| Antibiotic used | – | 20 | 11 | – | – | – | 21 |
| Bronchoscopy | 50 | 30 | 31 | 31 | 0 | 28 | 8 |
| Bacteria | |||||||
| Spn | 14 (28%) | 12 (40%) | 6 (19.4%) | 16 (51.6%) | 2 (10%) | 5 (17.9%) | 8 (28.6%) |
| Hi | 5 (10%) | 10 (33.3%) | 7 (22.6%) | 3 (9.7%) | 3 (15%) | 3 (10.7%) | 10 (35.7%) |
| Mcat | 4 (8%) | 7 (23.3%) | 3 (9.7%) | – | – | – | 6 (21.4%) |
| Sa | 4 (8%) | – | 2 (6.5%) | – | – | – | – |
| Kpn | – | – | – | 2 (6.5%) | – | – | – |
| Eco | – | – | – | 1 (3.2%) | – | 1 (3.6%) | – |
| Pae | – | – | – | 3 (9.7%) | – | – | – |
| Eae | – | – | – | – | – | 1 (3.6%) | – |
| Comorbidities | |||||||
| Wheeze | 30 (60%) | 22 (73.3%) | 17 (54.8%) | 25 (80.6%) | 20 (100%) | 21 (75%) | – |
| Rhinitis | – | – | 1 (3.2%) | ||||
| Sinusitis | 14 (28%) | 16 (53.3%) | 9 (29%) | – | – | – | – |
| Airway stenosis | 6 (12%) | 5 (6%) | 5 (16.1%) | 2 (6.4%) | – | – | – |
| Tracheobronchial malacia | 5 (10%) | 5 (6%) | 4 (12.9%) | 3 (9.6%) | – | 11 (39.2%) | 4 (14.2%) |
| Treatment | |||||||
| Antibiotic | Amo /Cep /Azi | – | Amo | Amo /Cep /Azi/Car/Tei/Lin | Amo | Amo /Cep | Amo /Cep /Azi |
| Duration | 2-4w | >2w | 4-6w | 2w | 17.3 + 3.2d | 2w | |
| Follow up | 1y | 1y | 2 m-2y | 0.5y | – | 2w | – |
| Effects | |||||||
| Remission | 33 | – | 23 | – | – | – | 28 |
| Improve | 15 | 20 | 8 | 31 | 20 | 28 | – |
| Relapse | – | 2 | – | – | – | – | – |
| Complication | – | 1* | – | – | – | – | – |