Prevalence of Dementia and Factors Associated with Dementia in the Elderly, NamPhongDistrict, KhonKaen Province

Abstract

This crosssectional analytical study aimed to study prevalence
of dementia and factors associated with dementia in the elderly, Nam
Phong District, Khon Kaen Province. Data were collected by interviewing
and assessed dementia condition by Mini–Mental Status Examination
2002. For data analysis multiple logistic regression analysis was performed
to compute adjusted odd ratio (ORadj) with 95% confidence interval (95% CI).
From 370 elderly people, the ratio of male to female was 1: 2,
and ages ranged between 6095 years (mean=74.7, SD=9.0). The prevalence
of dementia was 10.8% (95 % CI=7.1313.51), 72.5% were female and 30%
over 80 years old. The factors associated with dementia significantly were
level of education (OR
adj=0.22, 95% CI=0.06–0.85), literacy (ORadj=19.99,
95% CI=6.43–62.07), hypertension (ORadj=11.58, 95% CI=3.2840.89), using
antihypertensive drug (ORadj=0.19, 95% CI=0.050.71), getting the five food
groups a day (ORadj=14.89, 95% CI=2.6483.95), and exercise (ORadj= 3.03,
95% CI=1.23–7.47).
The suggestion for prevent and decrease risk of dementia were
the health care provider should arrange nutrition awareness, encourage
exercise, promote employment and group activities to prevent and control
chronic diseases as well as the screening of dementia in the elderly regularly