Table 5. Estimation of coefficients and standard errors in models for acute GvHD or chronic GvHD occurrence.

	Unstratified				Stratified
	Simple		Multiple		Simple		Multiple
	β̂	p	β̂	p	β̂	p	β̂	p
Female to male versus others	.363(.060)	<.01	.368(.063)	<.01	.343(.073)	<.01	.372(.075)	<.01
PBSC versus BMT	−.051(.054)	.35	−.060(.057)	.29	.076(.075)	.31	.060(.084)	.48
FAB M5, M6, M7 versus others	.089(.067)	.19	.099(.069)	.15	.109(.063)	.08	.109(.066)	.10
Matched unrelated donor versus genoidentical	.049(.081)	.54	.086(.087)	.33	.119(.116)	.33	.120(.122)	.34

PBSC = peripheral blood stem cells; BMT = bone marrow transplant.