Retrospective Cohort Study
Copyright ©The Author(s) 2022.
World J Clin Cases. Apr 6, 2022; 10(10): 3047-3059
Published online Apr 6, 2022. doi: 10.12998/wjcc.v10.i10.3047
Table 3 The computed tomography score of the pulmonary involvement in four stages

Stage-1 (n = 157)
Stage-2 (n = 194)
Stage-3 (n = 165)
Stage-4 (n = 211)
Stage-5 (n = 204)
Stage-6 (n = 137)
P value
Total CT score of the pulmonary involvement2 ± 4 (0-18)5 ± 5 (0-22)7 ± 7 (0-22)7 ± 7 (0-25)5 ± 7 (0-24)4 ± 6 (0-25)< 0.00011
Number of involved lobes22 ± 2 (0-5)3 ± 2 (1-5)4 ± 2 (1-5)3 ± 2 (1-5)3 ± 2 (1-5)4 ± 2 (1-5)< 0.00011
CT score in each lobe< 0.00011
Left upper lobe0 ± 1 (0-3)1 ± 2 (0-5)1 ± 2 (0-5)1 ± 2 (0-5)1 ± 2 (0-4)1 ± 1 (0-5)
Left lower lobe1 ± 1 (0-5)1 ± 2 (0-5)2 ± 2 (0-5)2 ± 1 (0-5)1 ± 2 (0-5)1 ± 2 (0-5)
Right upper lobe0 ± 1 (0-3)1 ± 2 (0-5)1 ± 2 (0-5)1 ± 2 (0-5)1 ± 2 (0-5)1 ± 2 (0-5)
Right middle lobe0 ± 1 (0-3)1 ± 1 (0-5)1 ± 2 (0-5)1 ± 2 (0-5)1 ± 1 (0-5)0 ± 1 (0-5)
Right lower lobe1 ± 2 (0-12)2 ± 1 (0-5)2 ± 2 (0-5)1 ± 2 (0-5)1 ± 1 (0-5)1 ± 1 (0-5)