Skip to main content

Table 3 Comparison among imaging findings of initial, peak, and pre-discharge CTs of COVID-19 during hospitalization

From: CT appearances, patterns of progression, and follow-up of COVID-19: evaluation on thin-section CT

  Initial CT (%) Peak CT (%) Pre-discharge CT (%) p value
No 67a 69 69  
Ground-glass opacity(GGO) 67 (100.0) 69 (100.0) 69 (100.0)  
 Round GGO 36 (53.7) 22 (31.9) 22 (31.9) 0.011
 Patchy GGO 31 (46.3) 47 (68.1) 47 (68.1)
Consolidation 49 (73.1) 65 (94.2) 45 (65.2)  < 0.001
Crazy-paving pattern 53 (79.1) 59 (85.5) 34 (49.3)  < 0.001
Air bronchogram 60 (89.6) 64 (92.8) 41 (59.4)  < 0.001
Irregular lines 31 (46.3) 47 (68.1) 51 (73.9) 0.002
Only reticulation 0 (0.0) 1 (1.4) 16 (23.2)  < 0.001
Pleural thickening adhesions 52 (77.6) 67 (97.1) 54 (78.3) 0.002
Pleural effusion 3 (4.5) 7 (10.1) 0 (0) 0.015
  1. aTwo of 69 patients show no COVD-19 on CT