Comparison of the main lung ultrasound characteristics between the positive COVID-19 pneumonia and the negative COVID-19 pneumonia group
COVID-19+ | COVID-19− | Overall p value | |
(n=90) (n (%)) | (n=145) (n (%)) | ||
LUS findings: | |||
Bilateral B-lines | 76 (84) | 86 (59) | <0.001* |
Small subpleural consolidations | 55 (61% | 54 (37) | 0.001* |
Consolidations | 23 (26) | 32 (22) | 0.649 |
Pleural effusion | 23 (26) | 32 (22) | 0.649 |
Pleural line irregularities | 57 (63) | 61 (42) | 0.002* |
Area: | |||
AR1 | 44 (49) | 26 (18) | <0.001* |
AR2 | 35 (39) | 30 (21) | 0.004* |
AR3 | 49 (54) | 53 (37) | 0.011* |
AR4 | 62 (69) | 67 (46) | 0.001* |
AL5 | 41 (46) | 29 (20) | <0.001 |
AL6 | 32 (36) | 32 (22) | 0.035* |
AL7 | 34 (38) | 40 (28) | 0.136 |
AL8 | 51 (57) | 51 (35) | 0.002* |
PR9 | 38 (42) | 29 (20) | 0.001* |
PR10 | 69 (78) | 64 (44) | <0.001* |
PL11 | 41 (46) | 24 (17) | <0.001* |
PL12 | 65 (72) | 63 (43) | <0.001* |
The percentages for each group are shown in round brackets.
The asterisk (*) indicates the statistically significant differences.