Retrospective Study
Copyright ©The Author(s) 2025.
World J Crit Care Med. Mar 9, 2025; 14(1): 100486
Published online Mar 9, 2025. doi: 10.5492/wjccm.v14.i1.100486
Table 2 Logistics regression of factors associated with severity of coronavirus disease 2019

Univariable OR (95%CI)
P value
Multivariable OR (95%CI)
P value
Gender
Female vs male0.74 (0.64-0.85)< 0.0010.70 (0.60-0.82)< 0.001
Age (year)1.01 (1.01-1.02)< 0.0011.01 (1.01-1.01)< 0.001
Year
2021 vs 20200.25 (0.19-0.32)< 0.0010.18 (0.14-0.24)< 0.001
2022 vs 20200.29 (0.22-0.37)< 0.0010.24 (0.18-0.31)< 0.001
2023 vs 20200.22 (0.18-0.27)< 0.0010.19 (0.15-0.24)< 0.001
Abnormal D-dimer level
D-dimer level vs normal D-dimer level3.33 (2.84-3.92)< 0.0013.89 (3.27-4.66)< 0.001