Table 2. Incidence of HEV per year after transplantation in 601 solid-organ transplant recipients, France, January 2004–December 2008*.

Patient group	Incidence, cases/100 person-years (95% confidence interval)					p value
	Global	First year	Second year	Third year	Fourth year
All	3.2 (2.06–4.13)	3.5 (1.9–5.1)	1.1 (0.03–2.19)	3.7 (1.09–6.1)	3.0 (0.1–7.52)	0.08
Kidney transplant	2.7 (1.52–3.68)	2.4 (0.8–3.9)	0.9 (0.01–4.4)	3.3 (0.47–6.120)	4.3 (1.28–11.48)	0.18
Liver transplant	4.8 (2.2–7.4)	7.12 (2.63–11.62)	1.6 (0.04–7.60)	5.1 (0.52–14.54)	0 (0–10)	0.24

*HEV, hepatitis E virus.