Table 3.

Baseline Social, Health, and Lifestyle Correlates of Incident Dementia

Correlate	Odds Ratio* (95% Confidence Interval)	P-Value
Residence (reference urban)
Semiurban	2.1 (1.0–4.2)	.04
Rural	2.6 (1.3–5.2)	.01
Education, years completed (reference ≥13; some tertiary)
7–12 (some or completed secondary)	0.7 (0.1–3.7)	.66
1–6 (some or completed primary)	0.6 (0.1–3.2)	.58
0	0.7 (0.2–3.3)	.69
Economic status (reference high)
High average	2.9 (0.7–11.9)	.13
Low average	3.4 (1.1–11.2)	.04
Low	3.7 (1.0–14.0)	.049
Chronic medical condition (reference no)†	0.8 (0.3–2.1)	.66
Major depressive disorder (reference no)	0.7 (0.4–1.4)	.30
Mid upper arm circumference >22 cm (reference ≤22 cm)	1.3 (0.3–6.5)	.74
Physical activity (reference vigorous)
Moderate	1.0 (0.4–2.7)	.98
Low	1.5 (0.5–4.6)	.44
Participation in household activities no (reference yes)	2.4 (1.1–5.8)	.04
Participation in community activities no (reference yes)	2.0 (0.8–5.1)	.14
Ever smoked cigarettes (reference never)
Past smoker	0.6 (0.3–1.3)	.18
Current smoker	1.8 (0.6–5.6)	.32
Ever drank alcohol (reference no)	0.7 (0.4–1.2)	.30

^*Adjusted for age, sex, and education.

^††Presence of any of diabetes mellitus, hypertension, or stroke.