Table 4 Percentage and statistical analysis of some radiological data in the 3 studied groups
From: Study of pulmonary hypertension in post-COVID-19 patients by transthoracic echocardiography
Group I | Group II | Group III | χ2 | p-value | |||
|---|---|---|---|---|---|---|---|
Radiological data | Fibrosis | N | 15 | 13 | 10 | 13.085 | 0.001* |
% | 100.0% | 86.7% | 50.0% | ||||
Fibrosis + embolism | N | 0 | 2 | 10 | |||
% | 0.0% | 13.3% | 50.0% | ||||