Table 1.
The reported prevalence of the usual computed tomography findings.
| Publication | Number of patients | Study Origin | GGO | GGO with consolidation | Consolidation | Crazy paving pattern | Airbronchogram | Airway changes | PVE | Reticular and/or linear pattern |
|---|---|---|---|---|---|---|---|---|---|---|
| Xie et al. [9] | 5 | China | 5 (100%) | 2 (40%) | - | - | - | - | - | - |
| Fang et al. [10] | 51 | China | 36 (72%) | - | - | - | - | - | - | - |
| Chung et al. [11] | 21 | China | 12 (57%) | 6 (29%) | 0 | 4 (19%) | - | - | - | - |
| Bernheim et al. [13] | 121 | U.S.A. | 41 (34%) | 50 (41%) | 2 (2%) | 6 (5%) | - | 16 (13%) | - | 8 (7%) |
| Wu et al. [14] | 80 | China | 73 (91%) | - | 50 (63%) | 23 (29%) | - | 9 (11%) | - | 16 (20%) |
| Song et al. [18] | 51 | China | 39 (77%) | 30 (59%) | 28 (55%) | 38 (75%) | 41 (80%) | - | - | 11 (22%) |
| Pan et al. [19] | 63 | China | 54 (85.7%) | - | 12 (19.0%) | - | - | - | - | 11 (17.5%) |
| Ng et al. [20] | 21 | China | 18 (86%) | - | 13 (62%) | - | - | - | - | - |
| Pan et al. [21] | 21 | China | 15 (71%) | - | 19 (91%) | 17 (81%) | - | - | - | - |
| Han et al. [22] | 108 | China | 65 (60%) | 44 (41%) | 6 (6%) | 43 (40%) | 52 (48%) | - | 86 (80%) | - |
| Xu et al. [23] | 90 | China | 65 (72%) | - | 12 (13%) | 11 (12%) | 7 (8%) | - | - | 55 (61%) |
| Zhao et al. [24] | 101 | China | 87 (86.1%) | 65 (64.4%) | 44 (43.6%) | - | - | 53 (52.5%) | 72 (71.3%) | 49 (48.5%) |
| Zhou et al. [25] | 62 | China | 25 (40.3%) | - | 21 (33.9%) | 39 (62.9%) | 45 (72.6%) | 20 (32.2%) | 28 (45.2%) | 35 (56.5%) |
| Xu et al. [26] | 41 | China | 30 (73%) | 25 (61%) | 15 (37%) | 33 (80%) | 22 (54%) | - | - | - |
| Li et al. [27] | 51 | China | 46 (90.2%) | 28 (54.9) | 3 (5.9) | 36 (70.6) | 35 (68.6) | - | 42 (82.4) | 10 (19.6) |
| Yang et al. [28] | 149 | China | - | - | - | - | 81 (54.4%) | 26 (17.4%) | - | 79 (53%) |
| Ai et al. [29] | 888 | China | 409 (46%) | - | 447 (50%) | - | - | - | - | 8 (1%) |
| Li et al. [30] | 83 | China | 81 (97.6%) | - | 53 (63.9%) | 30 (36.1%) | - | 19 (22.9%) | - | 4 (4.8%)/ 54 (65.1% |
| Xiong et al. [31] | 42 | China | 42 (100%) | - | 23 (55%) | - | 14 (33%) | - | - | 15 (36%) |
| Bai et al. [32] | 219 | China | 200 (91%) | 141 (64%) | 150 (69%) | 11 (5%) | 30 (14%) | 19 (9%) | 129 (59%) | 123 (56%)/ 111 (51%) |
| Cheng et al. [33] | 11 | China | 11 (100.0) | 7 (63.6) | 6 (54.5) | - | 8 (72.7) | 3 (27.3) | - | 9 (81.8) |
| Shi et al. [34] | 81 | China | 53 (65%) | - | 14 (17%) | 8 (10%) | 38 (47%) | 9 (11%) | - | 3 (4%) |
| Wang et al. [35] | 93 | China | 69 (74.2%) | - | 56 (60.2%) | 34 (36.6%) | - | 44 (47.3%) | 83 (89.2%) | 15 (16.1) |
| Fan et al. [36] | 150 | China | 124 (83%) | - | - | 53 (35%) | 54 (36%) | 12 (8%) | - | - |
| Colombi et al. [37] | 236 | Italy | 82 (35%) | 119 (50%) | 6 (3%) | - | - | - | - | - |
| Zhang et al. [38] | 120 | China | 107 (89%) | - | 62 (52%) | 30 (25%) | 24 (20%) | 14 (12%) | - | 22 (18%) |
| Zhu et al. [39] | 72 | China | 36 (50%) | 59 (82%) | 16 (22%) | - | 48 (67%) | - | 33 (46%) | 44 (61%) |
| Wang et al. [40] | 110 | China | 30 (27.3%) | 50 (45.4%) | 30 (27.3%) | - | - | - | - | - |
| Li et al. [41] | 56 | China | 45 (80.4%) | 43 (76.8% | 12 (21.4%) | 25 (44.6%) | 41(73.2%) | - | - | 30 (53.6%) |
| Guan et al. [42] | 47 | China | 47 (100%) | 30 (64%) | 42 (89%) | 36 (77%) | - | - | - | |
| Liu et al. [43] | 67 | China | 50 (75%) | - | 8 (12%) | 28 (42%) | - | 19 (28%) | - | - |
GGO; ground-glass opacity, PVE; pulmonary vascular enlargement.