Skip to main content

Table 2 Risk factors associated with having lower MMSE scores (23) as estimated by logistic regression analysis

From: Cognitive function and number of teeth in a community-dwelling population in Japan

Parameter Crude odds ratio (mean (95% CI)) p value Adjusted odds ratio (mean (95% CI)) p value
Age (years) 1.12 (1.06–1.19) <0.001 0.99 (0.91–1.08) 0.847
Male 1.62 (0.73–3.59) 0.236 2.98 (0.71–12.53) 0.136
Level of education (years) 0.53 (0.41–0.68) <0.001 0.52 (0.35–0.78) <0.01
Smoking status     
  No 1.00   1.00  
  Current 1.22 (0.27–5.48) 0.800 0.88 (0.11–6.81) 0.904
  Previous 1.71 (0.66–4.48) 0.273 1.89 (0.44–8.20) 0.395
Habitual alcohol intake     
  No 1.00   1.00  
  Current 1.44 (0.64–3.25) 0.381 0.75 (0.19–2.98) 0.683
  Previous 1.39 (0.17–11.36) 0.757 1.08 (0.07–15.81) 0.954
Positive history of     
  Diabetes mellitus 1.16 (0.34–4.03) 0.813 0.36 (0.06–2.14) 0.259
  Hypertension 1.17 (0.53–2.58) 0.699 0.73 (0.23–2.28) 0.589
  Cancer 1.54 (0.44–5.40) 0.498 1.74 (0.35–8.73) 0.503
TMIG-IC score     
  Instrumental self-maintenance 0.35 (0.18–0.69) <0.01 0.58 (0.20–1.75) 0.336
  Intellectual activity 0.38 (0.25–0.57) <0.001 0.57 (0.33–0.98) <0.05
  Social role 0.60 (0.37–0.99) <0.05 0.55 (0.29–1.06) 0.074
CES-D total score 1.04 (0.98–1.11) 0.198 0.98 (0.90–1.08) 0.723
Number of remaining teeth     
  22–32 1.00   1.00  
  11–21 7.34 (0.85–63.57) 0.070 3.50 (0.32–38.25) 0.305
  0–10 27.33 (3.62–206.21) <0.01 20.21 (2.20–185.47) <0.01