Predictors of future stroke in adults 60-64 years living in the community

Table 3 Comparison of predictor variables between stroke and matched controls

Predictors	Matched controls		Stroke		Fχ	P
	Mean/count	SD (%)	Mean/count	S (%)
Socio-demographic
Age	62.48	1.48	62.5	1.58	0.005	0.945
Education	13.78	2.54	13.77	2.90	0.000	0.984
Cardio-vascular
Hypertension	105	75	24	85.7	1.498	0.223
Systolic BP	141.23	19.41	155.25	24.46	11.103	0.001
Diastolic BP	84.02	12.06	87.95	10.62	2.574	0.111
FVC	3.37	0.80	3.22	0.79	0.743	0.390
BMI	26.73	4.98	27.37	6.12	0.352	0.554
Lifestyle
Alcohol	7.66	8.79	9.46	13.00	0.815	0.368
Ever smoker	66	47.1	19	67.9	4.054	0.046
Physical activity	14.82	14.07	11.97	10.76	1.026	0.313
Mental health
Anxiety symptoms	2.05	2.24	2.71	2.57	1.959	0.163
Depression symptoms	1.49	1.77	1.75	2.12	0.460	0.498
Depression status	4	2.9	1	3.6	0.041	0.840
Cognition/sensorimotor
SDMT	51.29	7.78	49.21	9.65	1.520	0.219
Delayed recall	6.21	2.28	6.07	2.29	0.091	0.763
Digit backward	4.86	2.07	5.14	2.32	0.405	0.525
Spot-the-word	51.94	5.09	53.64	5.42	2.546	0.112
Purdue pegboard	10.42	1.52	9.75	1.29	4.722	0.031
Personality
BIS	20.04	3.27	20.32	2.74	0.187	0.666
Negative affect	1.70	1.35	1.82	1.59	0.178	0.674
Neuroticism	3.02	2.81	3.96	4.16	2.205	0.139
Extraversion	13.56	4.81	13.75	4.15	0.036	0.849
Psychoticism	6.72	3.32	6.82	4.39	0.021	0.886

Group differences were tested with t-tests (P uncorrected). BP: Blood pressure; FVC: Forced vital capacity; BMI: Body mass index; SDMT: Symbol-digit modalities test; BIS: Behavioural inhibition scale.