Table 1. Demographics, clinical characteristics and TTV viral load.

Continuous data reported as median (IQR)	AD (N = 50)	ND (N = 51)
Age (years)	78 (73–83)	75 (72–80)
Sex (male:female)	28:22	22:29
Mini-mental State Examination score	20 (17–23)	NA
CMV IgG positive	42/50	40/51
CMV IgG	17000 (8950–26750)	13000 (2350–25000)
HLA-B27 positive	6/50	10/51
HLA-B57 positive	2/50	3/51
ApoE4 positive	32/50	18/51
CRP (mg/L)	1.1 (0.59–2.7)	1.3 (0.59–3.35)
IL-6 (ng/L)	1.05 (0.5–2.5)	1.2 (0.6–3.05)
TTV DNA (log10 copies/ml)	5.99 (5.41–6.38)	5.85 (4.57–6.22)