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Table 3 Cardiovascular health components, group sizes, and dementia risk. Results of the Cox proportional hazards regressions

From: Predicting dementia in primary care patients with a cardiovascular health metric: a prospective population-based study

Cardiovascular health component scoresa Dementia/total
N
Unadjusted models
HR (95 % CI)
Adjusted modelsb
HR (95 % CI)
Smoking
 2 (ideal) 214/2366 Reference Reference
 1 (moderate) 61/821 0.84 (0.63–1.12) 1.15 (0.83–1.61)
 0 (poor) 21/360 0.66 (0.42–1.03) 1.77 (1.09–2.85)
Physical activity
 2 (ideal) 89/1672 Reference Reference
 1 (moderate) 126/1384 1.80 (1.37–2.36) 1.38 (1.05–1.81)
 0 (poor) 81/491 3.53 (2.61–4.76) 1.81 (1.32–2.47)
Body mass index
 2 (ideal) 99/980 Reference Reference
 1 (moderate) 141/1645 0.82 (0.64–1.07) 0.98 (0.76–1.28)
 0 (poor) 56/922 0.58 (0.42–0.81) 0.77 (0.55–1.07)
Blood pressure
 2 (ideal) 9/182 Reference Reference
 1 (moderate) 122/1460 1.76 (0.90–3.47) 0.90 (0.46–1.79)
 0 (poor) 165/1905 1.83 (0.93–3.57) 0.74 (0.37–1.45)
Total cholesterol
 2 (ideal) 88/911 Reference Reference
 1 (moderate) 130/1613 0.82 (0.63–1.08) 0.81 (0.62–1.06)
 0 (poor) 78/1023 0.78 (0.58–1.06) 0.86 (0.63–1.16)
Fasting glucose
 2 (ideal) 197/2511 Reference Reference
 1 (moderate) 59/689 1.10 (0.82–1.47) 0.84 (0.63–1.13)
 0 (poor) 40/347 1.57 (1.12–2.20) 1.43 (1.02–2.02)
  1. Boldface indicates statistical significance at p < 0.05. aHigher scores indicate better cardiovascular health. bAdjusted for age, sex, and education. HR hazard ratio. 95 % CI 95 % confidence interval