Table 2.

Results of multivariate analysis for acute and chronic GVHD

Outcome	No. of events/no. evaluable	HR (95% CI)	P
Grade 2-4 acute GVHD*
MSD	560/1406	1.00
MUD	367/754	1.73 (1.48-2.01)	<.001
Grade 3-4 acute GVHD†
MSD	306/1406	1.00
MUD	228/754	1.85 (1.54-2.23)	<.001
Chronic GVHD‡
MSD	562/1402	1.00
MUD	361/754	1.48 (1.29-1.70)	<.001

CI, confidence interval; HR, hazard ratio.

^*Model stratified for year of transplantation and adjusted for GVHD prophylaxis, disease status, and graft type.

^†Model stratified for year of transplantation and adjusted for GVHD prophylaxis.

^‡Adjusted for GVHD prophylaxis and graft type.