Table 4. Proportion of recipients of different organ grafts for whom treatment of acute rejection during the first year after transplantation has been reported

Recipient	Donor	Kidney (n = 42,978)		Heart (n = 8144)		Liver (n = 1821)
^a P = 0.0006 difference between female versus male donors in male recipients.
^b P < 0.0001 difference between male and female recipients irrespective of donor gender.
Female	Female	26.3%	26.4%	54.2%	52.4%^b	32.4%	33.2%
	Male	26.5%		50.9%		34.0%
Male	Female	27.9%^a	26.6%	44.1%	45.7%^b	29.4%	29.1%
	Male	26.0%^a		46.2%		28.9%