Table 3 Correlation analysis between lung ultrasonic grading and X-ray (cases, %)
Lung ultrasonic grading | X-ray grading | The total | |||
|---|---|---|---|---|---|
I | II | III | IV | ||
I | 5 (7.69%) | 12 (18.46%) | 8 (12.31%) | 0 (0.00%) | 25 (38.46%) |
II | 1 (1.54%) | 9 (13.85%) | 7 (10.77%) | 5 (7.69%) | 22 (33.85%) |
III | 15 (23.08%) | 3 (4.62%) | 0 (0.00%) | 0 (0.00%) | 18 (27.69%) |
The total | 21 (32.31%) | 24 (36.92%) | 15 (23.08%) | 5 (7.69%) | 65 (100.00%) |