Table 2.

Relationship of Acute and Chronic GVHD to Serum IL-7 Levels

GVHD	No. of Patients	%	Organ Involvement (No. of patients)			Median IL-7 Level (pg/mL)
			Skin	Gut	Liver	Day +7	Day +14
Acute
None	17	55				11.8	8.2
Grade I	1	3	1	0	0	23.9	14.0
Grade II	7	23	6	3	0	32.8	23.0
Grade III	6	19	3	5	2	25.7	27.8
Grade IV	0	0
Chronic
Yes	21	68				12.82	12.42
No	8	26				24.85	12.27
Not assessable	2	6				—	—

Abbreviations: GVHD, graft-versus-host disease; IL, interleukin.