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Table 4 Logistic regression model of oral health service utilization in the past 12 months

From: Utilization of dental services and associated factors among preschool children in China

 Model 1Model 2Model 3
OR (95%CI)POR (95%CI)POR (95%CI)P
Predisposing factor
 Age
  31(reference) 1(reference) 1(reference) 
  41.38 (1.17–1.62)< 0.0011.37 (1.16–1.62)< 0.0011.06 (0.89–1.26)0.50
  52.19 (1.91–2.52)< 0.0012.18 (1.89–2.50)< 0.0011.33 (1.15–1.53)< 0.001
 Education
  junior high school or lower1(reference) 1(reference) 1(reference) 
  senior high school1.44 (1.27–1.63)< 0.0011.31 (1.15–1.48)< 0.0011.33 (1.15–1.54)< 0.001
  bachelor’s degree or higher2.39 (2.09–2.75)< 0.0011.99 (1.75–2.26)< 0.0012.29 (1.97–2.67)< 0.001
 Score of oral health attitude
  0 to 31(reference) 1(reference) 1(reference) 
  4 to 61.71 (1.47–1.98)< 0.0011.66 (1.43–1.92)< 0.0011.64 (1.43–1.89)< 0.001
 Score of oral health knowledge
  0 to 41(reference) 1(reference) 1(reference) 
  5 to 81.36 (1.24–1.51)< 0.0011.33 (1.21–1.46)< 0.0011.38 (1.24–1.53)< 0.001
Enabling factor
 Location
  urban  1(reference) 1(reference) 
  rural  0.73 (0.61–0.88)0.000.61 (0.50–0.75)< 0.001
 Region
  west  1(reference) //
  middle  0.92 (0.72–1.18)0.51//
  east  1.17 (0.93–1.47)0.17//
 Annual per capital income
  the lowest to 12500CNY  1(reference) 1(reference) 
  12500CNY-25000CNY  1.15 (1.00–1.33)0.051.22 (1.05–1.42)0.01
  25000CNY to the highest  1.28 (1.08–1.51)0.001.40 (1.18–1.65)< 0.001
Need factor
 Toothache
  never    1(reference) 
  occasionally    4.49 (3.99–5.05)< 0.001
  often    9.72 (7.81–12.09)< 0.001
its not known    1.22 (0.92–1.61)0.17
 Evaluation of overall health
  good    1(reference) 
  fair    0.81 (0.72–0.92)0.00
  moderate    0.65 (0.57–0.74)< 0.001
  worse or bad    0.56 (0.42–0.75)< 0.001
 Evaluation of oral health
  good    1(reference) 
  fair    1.31 (1.11–1.54)0.00
  moderate    1.97 (1.64–2.37)< 0.001
  worse or bad    3.54 (2.84–4.40)< 0.001
 dmft    1.05 (1.04–1.07)< 0.001