Table 3

Sociodemographic and health correlates of stroke

Variable	Categories	Simple logistic regression			Multiple logistic regression
Variable	Categories	OR	95% Wald CI	P values	OR	95% Wald CI	P values
Age group	60–74	Reference			Reference
	75–84	2.38	1.54 to 3.69	<0.001	1.23	0.67 to 2.25	0.498
	85+	3.04	1.90 to 4.87	<0.001	0.79	0.31 to 2.02	0.627
Gender	Male	Reference			Reference
Gender	Female	0.91	0.61 to 1.37	0.657	0.73	0.37 to 1.42	0.347
Ethnicity	Chinese	Reference			Reference
	Malay	0.63	0.41 to 0.96	0.030	0.41	0.20 to 0.82	0.012
	Indian	0.79	0.55 to 1.15	0.217	0.61	0.33 to 1.11	0.103
	Others	1.98	0.74 to 5.36	0.176	2.71	0.81 to 9.13	0.107
Education	None	2.94	1.22 to 7.09	0.017	1.24	0.38 to 4.04	0.725
	Some, but did not complete primary	1.89	0.78 to 4.58	0.161	1.23	0.39 to 3.90	0.720
	Completed primary	1.50	0.60 to 3.74	0.388	1.66	0.49 to 5.69	0.418
	Completed secondary	1.43	0.57 to 3.62	0.447	1.30	0.42 to 4.10	0.651
	Completed tertiary	Reference			Reference
Smoking	Non-smoker	Reference			Reference
	Ex-smoker	1.94	1.22 to 3.10	0.006	1.75	0.80 to 3.82	0.160
	Current smoker	0.92	0.42 to 2.03	0.830	1.15	0.44 to 2.98	0.774
BMI*	<30 kg/m² (not obese)	Reference			Reference
BMI*	≥30 kg/m² (obese)	1.00	0.43 to 2.32	0.996	1.17	0.44 to 3.13	0.757
WHR†	Not obese	Reference			Reference
WHR†	Obese	1.67	0.84 to 3.33	0.143	1.24	0.57 to 2.69	0.590
Alcohol drinkers	No	Reference			Reference
Alcohol drinkers	Yes	0.77	0.51 to 1.15	0.201	0.56	0.30 to 1.06	0.076
Depression	No	Reference			Reference
Depression	Yes	1.92	0.87 to 4.26	0.109	0.76	0.21 to 2.84	0.687
Hypertension	No	Reference			Reference
Hypertension	Yes	4.52	2.55 to 8.00	<0.001	4.58	1.84 to 11.40	0.001
Heart trouble	No	Reference			Reference
Heart trouble	Yes	4.25	2.75 to 6.58	<0.001	2.45	1.30 to 4.63	0.006
Diabetes	No	Reference			Reference
Diabetes	Yes	2.72	1.80 to 4.12	<0.001	2.60	1.49 to 4.53	0.001
10/66 Dementia	No	Reference			Reference
10/66 Dementia	Yes	8.06	5.19 to 12.52	<0.001	3.57	1.57 to 8.12	0.002

*Criteria based on WHO BMI cut-off for obesity.
†Criteria based on WHO WHR cut-off of >0.80 for females, >0.90 for males.
BMI, body mass index; WHR, waist–hip ratio; Depression, GMS AGECAT.