Table 1.

Descriptive characteristics of Alzheimer’s Disease Neuroimaging Initiative at baseline and last assessment (survival analysis)

Variable	Baseline analysis		Survival analysis
	Controls (n = 301)	Alzheimer’s disease (n = 187)	Controls (n = 273)	Mild cognitive impairment (n = 350)	Alzheimer’s disease (n = 424)
Age, mean (SD)	75.49 (5.23)	75.67 (7.92)	78.82 (6.78)	77.83 (7.7)	74.77 (8.14)
Female, n (%)	135 (44.85)	82 (43.85)	126 (46.15)	134 (38.29)	172 (40.57)
Education, mean (SD)	16.3 (2.72)	14.96 (2.98)	16.44 (2.72)	15.84 (2.82)	15.42 (2.91)
APOE, n (%)
ε3/ε3	201 (60.54)	60 (29.41)	172 (63)	183 (52.29)	140 (33.02)
ε4+	92 (27.71)	139 (68.14)	69 (25.27)	139 (39.71)	278 (65.57)
ε2+	39 (11.75)	5 (2.45)	32 (11.72)	28 (8)	6 (1.42)
nMT-PRS, mean (SD)	−0.37 (0.85)	0.47 (0.93)	−0.38 (0.86)	−0.08 (0.82)	0.4 (0.94)
Haplogroups, n (%)
H	169 (50.9)	92 (45.1)	130 (47.62)	151 (43.14)	200 (47.17)
I	14 (4.22)	6 (2.94)	10 (3.66)	10 (2.86)	17 (4.01)
J	29 (8.73)	20 (9.8)	25 (9.16)	36 (10.29)	38 (8.96)
K	34 (10.24)	31 (15.2)	28 (10.26)	46 (13.14)	43 (10.14)
T	31 (9.34)	16 (7.84)	23 (8.42)	40 (11.43)	41 (9.67)
U	35 (10.54)	26 (12.75)	35 (12.82)	48 (13.71)	51 (12.03)
V	11 (3.31)	7 (3.43)	13 (4.76)	10 (2.86)	14 (3.3)
W	3 (0.9)	4 (1.96)	3 (1.1)	7 (2)	10 (2.36)
X	6 (1.81)	2 (0.98)	6 (2.2)	2 (0.57)	10 (2.36)