Table 4.

Univariate analysis for the clinical factors of severity of COVID-19.

Characteristics	OR	95%CI	P value
Age ≥ 38, n (%)	3.740	1.206 to 12.572	0.026
Male, n (%)	1.018	0.339 to 3.071	0.974
CCI score ≥ 2, n (%)	4.861	1.032 to 35.283	0.066
ECOG ≥ 2, n (%)	3.833	1.071 to 16.113	0.048
UDCA prophylaxis, n (%)	1.667	0.364 to 8.936	0.518
Disease, n (%)
ALL	Ref.	Ref.	–
AML	1.227	0.316 to 4.921	0.767
MDS	6.000	0.677 to 134.0	0.147
Others	1.500	0.323 to 7.197	0.604
Disease status before transplant, n (%)
Early/low	Ref.	Ref.	–
Intermediate	4	0.273 to 58.565	0.311
High/Advanced	1.524	0.127 to 18.325	0.740
Auxiliary UCBT, n (%)	1.52	0.303 to 8.486	0.608
Donor-recipient sex match, n (%)
Female-Male	1.100	0.269 to 4.506	0.892
Transplant types, n (%)
MSD	Ref.	Ref.	–
HID	2.082	0.657 to 6.973	0.219
URD	1.714	0.061 to 48.174	0.718
Engraftment post transplantation, n (%)
Neutrophil	–	–	–
Platelet	0.917	0.155 to 5.41	0.920
Acute GVHD, n (%)	2.475	0.715 to 9.409	0.162
Time after transplantation, n (%)
≥ 3 months	1.651	0.547 to 5.139	0.377

Significant differences (P < 0.05) are bolded.