Table 5: Nonadjusted and adjusted odds ratios (ORs) and 95% confidence interval (95% CI) related to tooth loss (the presence of less than 21 teeth in mouth) for the 65–74-year-old group.

VariablesUnivariate  
OR (95% CI)
valueMultivariate  
OR (95% CI)
value

Education
 >13-years1.0 (ref)
 <12-years1.97 (0.98–3.96)0.0561.96 (0.93–4.16)0.07
Personal income
 >$142.0001.0 (ref)1.0 (ref)
 <$141.000&1.55 (0.95–2.53)0.0761.24 (0.7–2.22)0.45
Familiar income
 >$286.0001.0 (ref)1.0 (ref)
 <$285.000*1.66 (1.02–2.69)0.0381.05 (0.62–1.8)0.83
Diabetes
 No1.0 (ref)1.0 (ref)
 Yes1.27 (0.75–2.16)0.3611.06 (0.61–1.84)0.83
Depression
 No1.0 (ref)1.0 (ref)
 Yes1.35 (0.79–2.31)0.261.12 (0.63–2.0)0.7
Obesity
 No1.0 (ref)1.0 (ref)
 Yes1.99 (0.95–4.19)0.0681.84 (0.85–3.99)0.12

$141.000 Chilean pesos, about USD 271 per month.
*$285.000 Chilean pesos, about USD 570 per month.
Statistically significant associations in bold values.