Table 3 Lung ultrasound of pregnant women on admission
All Patients (n = 39) | Disease type | ||||
|---|---|---|---|---|---|
Mild (n = 6) | Common (n = 29) | Severe (n = 4) | P value | ||
Lung ultrasound findings | |||||
Normal | 5 (12.8%) | 5 (83.3%) | 0 | 0 | 0.000 |
Thickening and irregularity of pleural lines | 28 (71.8%) | 1 (16.7%) | 23 (79.3%) | 4 (100.0%) | 0.009 |
Increased B-lines | 33 (84.6%) | 1 (16.7%) | 28 (96.6%) | 4 (100.0%) | 0.000 |
Confluent B-lines | 21 (53.9%) | 0 | 17 (58.6%) | 4 (100.0%) | 0.002 |
Small consolidations limited to the subpleural space | 14 (35.9%) | 0 | 11 (37.9%) | 3 (75.0%) | 0.049 |
Mass consolidations characterized by dynamic air bronchograms | 0 | 0 | 0 | 0 | 1.000 |
Pleural effusions (The maximum depth > 1 cm) | 22 (56.4%) | 0 | 18 (69.2%) | 4 (100.0%) | 0.002 |
Involved zones detected by ultrasound | |||||
1–2 zones | 4 (10.3%) | 1 (16.7%) | 3 (10.4%) | 0 | 0.711 |
3–4 zones | 4 (10.3%) | 0 | 4 (13.8%) | 0 | 1.000 |
5–6 zones | 14 (35.9%) | 0 | 14 (48.3%) | 0 | 0.027 |
7–8 zones | 7 (18.0%) | 0 | 7 (24.1%) | 0 | 0.390 |
9–10 zones | 2 (5.1%) | 0 | 1 (3.5%) | 1 (25.0%) | 0.217 |
11–12 zones | 3 (7.7%) | 0 | 0 | 3 (75.0%) | 0.000 |
Lung ultrasound score | 9.0 ± 6.4 | 0 | 10.6 ± 3.8 | 15.3 ± 2.1 | <0.01 |