Table 1 The clinical characteristics between reopening group and non-reopening groups
From: Risk prediction model for long-term atelectasis in children with pneumonia
Overall (n = 532) | Reopening group (n = 383) | Non- reopening group (n = 149) | P | |
|---|---|---|---|---|
Clinical feature | ||||
sex, n (%) | 264 (49.6) | 199 (52.0) | 65 (43.6) | 0.103 |
Age, (mean (SD)), m | 56.61 (39.89) | 52.83 (40.02) | 66.34 (37.98) | < 0.001 |
Weight, (mean (SD)), kg | 17.88 (9.26) | 17.21 (9.49) | 19.61 (8.40) | 0.007 |
Length of stay, (mean (SD)), d | 7.41 (5.24) | 6.61 (3.77) | 9.46 (7.48) | < 0.001 |
Clinical course before bronchoscopy, (median [IQR]) | 11.00 (8.00, 17.00) | 10.00 (7.00, 13.00) | 17.00(13.00, 30.00) | < 0.001 |
Pulmonary localization of atelectasis | ||||
Left upper lobe, n (%) | 101 (19.0) | 72 (18.8) | 29 (19.5) | 0.958 |
Left lower lobe, n (%) | 91 (17.1) | 53 (13.8) | 38 (25.5) | 0.002 |
Right upper lobe, n (%) | 124 (23.3) | 99 (25.8) | 25 (16.8) | 0.035 |
Right middle lobe, n (%) | 189 (35.5) | 135 (35.2) | 54 (36.2) | 0.909 |
Right lower lobe, n (%) | 75 (14.1) | 43 (11.2) | 32 (21.5) | 0.004 |
multiple lobes, n (%) | 90 (16.9) | 55 (14.4) | 35 (23.5) | 0.017 |
Bronchoscopic changes | ||||
Bronchial mucus plug formation,n (%) | 27 (5.1) | 10 (2.6) | 17 (11.4) | < 0.001 |
Airway hyperresponsiveness, n (%) | 23 (4.3) | 12 (3.1) | 11 (7.4) | 0.054 |
Nodular changes, n (%) | 32 (6.0) | 25 (6.5) | 7 (4.7) | 0.553 |
Bronchomalacia, n (%) | 10 (1.9) | 6 (1.6) | 4 (2.7) | 0.619 |
Tracheal or bronchial stenosis, n (%) | 55 (10.3) | 46 (12.0) | 9 (6.0) | 0.061 |
Granulation hyperplasia, n (%) | 2 (0.4) | 2 (0.5) | 0 (0.0) | 0.924 |
Bronchiectasis, n (%) | 13 (2.4) | 8 (2.1) | 5 (3.4) | 0.591 |
Suppurative change, n (%) | 22 (4.1) | 10 (2.6) | 12 (8.1) | 0.01 |
Pathogens of BALF | ||||
Multiple pathogens, n (%) | 134 (25.2) | 95 (24.8) | 39 (26.2) | 0.829 |
Mycoplasma pneumoniae, n (%) | 225 (42.3) | 148 (38.6) | 77 (51.7) | 0.008 |
Adenovirus, n (%) | 69 (13.0) | 53 (13.8) | 16 (10.7) | 0.417 |
Parainfluenza virus, n (%) | 15 (2.8) | 15 (3.9) | 0 (0.0) | 0.031 |
Influenza virus, n (%) | 19 (3.6) | 13 (3.4) | 6 (4.0) | 0.926 |
Respiratory syncytial virus, n (%) | 17 (3.2) | 10 (2.6) | 7 (4.7) | 0.34 |
Haemophilus influenzae, n (%) | 44 (8.3) | 34 (8.9) | 10 (6.7) | 0.523 |
Streptococcus pneumoniae, n (%) | 64 (12.0) | 50 (13.1) | 14 (9.4) | 0.309 |
Klebsiella pneumoniae, n (%) | 5 (0.9) | 5 (1.3) | 0 (0.0) | 0.368 |
Escherichia coli, n (%) | 3 (0.6) | 3 (0.8) | 0 (0.0) | 0.661 |
Moraxellacatarrhalis, n (%) | 7 (1.3) | 5 (1.3) | 2 (1.3) | 1 |
Stenotrophomonasmaltophiliastrain, n (%) | 1 (0.2) | 0 (0.0) | 1 (0.7) | 0.624 |
Serrati amarcescens, n (%) | 1 (0.2) | 1 (0.3) | 0 (0.0) | 1 |
Acinetobacter baumannii, n (%) | 7 (1.3) | 7 (1.8) | 0 (0.0) | 0.216 |
Pseudomonasaeruginosa, n (%) | 5 (0.9) | 4 (1.0) | 1 (0.7) | 1 |
Staphylococcus aureus, n (%) | 14 (2.6) | 9 (2.3) | 5 (3.4) | 0.727 |