The sero-epidemiology of human papillomavirus among Caucasian transplant recipients in the UK

Table 2 Human papillomavirus seroprevalence by genus and mean number (SD) of HPV seropositivty per Caucasian transplant patient across genus (N = 425)

			Mean (SD) number of HPV seropositivity per patient and by genus
			alpha	beta	gamma	other
		Number of HPV seropositive patients (%) N = 425	(7 types)	(16 types)	(6 types)	(5 types)
Seropositivity to:
Any types		366 (86)	1.0 (1.3)	2.4 (3.7)	1.0 (1.4)	0.8 (1.1)
alpha mucosal
	0	250 (59)		1.9 (3.3)	0.8 (1.2)	0.6 (0.9)
	1	127 (30)		2.2 (3.4)	1.1 (1.5)	0.8 (1.0)
	≥ 2	48 (11)		5.3 (5.1)	2.0 (1.7)	1.4 (1.4)
alpha cutaneous
	0	285 (67)		1.6 (2.8)	0.7 (1.1)	0.6 (0.9)
	1	92 (22)		2.6 (3.6)	1.2 (1.5)	0.7 (1.0)
	≥ 2	48 (11)		6.8 (5.5)	2.6 (1.8)	1.8 (1.6)
beta
	0	188 (44)	0.6 (0.8)		0.4 (0.8)	0.4 (0.7)
	1	76 (18)	0.8 (0.9)		0.5 (0.7)	0.5 (0.8)
	2/3	76 (18)	1.3 (1.5)		1.2 (1.4)	0.6 (0.9)
	≥ 4	85 (20)	2.0 (1.8)		2.7 (1.7)	1.8 (1.4)
gamma
	0	225 (53)	0.7 (0.9)	0.8 (1.5)		0.4 (0.6)
	1	92 (22)	1.0 (1.2)	1.7 (2.2)		0.9 (1.0)
	≥ 2	108 (15)	1.9 (1.7)	6.1 (5.2)		1.5 (1.4)
other types
	0	233 (55)	0.8 (1.1)	1.2 (2.2)	0.6 (1.0)
	1	107 (25)	1.0 (1.1)	2.3 (3.5)	1.0 (1.4)
	≥ 2	85 (20)	1.8 (1.8)	5.6 (5.2)	2.3 (1.8)

HPV: human papillomavirus; N: number; SD: standard deviation; Other types (nu, mu, HPV101 and HPV103). Using negative binomial regression adjusted for age at recruitment, sex, time since transplantation and center, all P-trend obtained were less than or equal to 0.001

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