Feasibility and Acceptability of the Informant AD8 for Cognitive Screening in Primary Healthcare: A Pilot Study

Table 3

Characteristics of screen positive and screen negative patients.

	Screen positive ()	Screen negative ()	value
Mean age (mean ± sd)	73.8 ± 7.7	71.7 ± 9.0	0.110
Years of education (mean ± sd)	4.5 ± 5.2	6.4 ± 5.0	0.021
Gender (, %)			0.586
Female	37 (62.7)	82 (58.6)
Male	22 (37.3)	58 (41.4)
Ethnicity (, %)			0.080
Chinese	50 (84.7)	111 (79.3)
Malay	9 (15.3)	15 (10.7)
Indian	0 (0.0)	12 (8.6)
Others	0 (0.0)	2 (1.4)
Language (, %)			0.002
Chinese	43 (72.9)	71 (50.7)
English	8 (13.6)	50 (35.7)
Malay	8 (13.6)	11 (7.9)
Tamil	0 (0.0)	8 (5.7)
Living situation (, %)			0.720
Spouse and adult children	25 (42.4)	65 (46.4)
Adult children only	15 (25.4)	40 (28.6)
Spouse only	11 (18.6)	23 (16.4)
Alone	4 (6.8)	8 (5.7)
Others	4 (6.8)	4 (2.9)
Composite number of medical conditions (mean ± sd)	2.4 ± 1.2	2.1 ± 1.1	0.027
Hypertension (, %)	47 (79.7)	104 (74.3)	0.418
Hyperlipidemia (, %)	47 (79.7)	101 (72.1)	0.267
Diabetes (, %)	31 (52.2)	58 (41.4)	0.150
Stroke (, %)	12 (20.3)	12 (8.6)	0.020
Smoking (, %)	5 (8.5)	12 (8.6)	0.982
TIA (, %)	2 (3.4)	1 (0.7)	0.157
Depression (, %)	0 (0.0)	2 (1.4)	0.356
Living with informant (, %)	45 (76.3)	116 (82.9)	0.280
Relationship with informant (, %)			0.333
Adult children	33 (55.9)	75 (53.6)
Spouse	18 (30.5)	54 (38.6)
Others	8 (13.6)	11 (7.9)
Frequency of contact with informant (, %)			0.551
Very frequently (everyday)	46 (78.0)	115 (82.1)
Frequently (several times per week)	5 (8.5)	8 (5.7)
Often (once per week)	7 (11.9)	11 (7.9)
Occasionally (<once per week)	1 (1.7)	6 (4.3)
Accompanied by informant (, %)	50 (84.7)	86 (61.4)	0.001
AD8 total scores (mean ± sd)	3.9 ± 1.8	0.4 ± 0.5	< 0.001
Memory endorsement by informant (, %)	38 (64.4)	19 (13.6)	< 0.001