Skip to main content

Table 5 Ordinal logistic regression analysis for changes of oral health knowledge, oral hygiene and dietary habits

From: Oral health knowledge, behaviors and parental practices among rural–urban migrant children in Guangzhou: a follow-up study

  Change of oral health knowledgea Change of oral hygieneb Change of dietary habitsc
Variables Regression coefficient p-value OR (95% CI) Regression coefficient p-value OR (95% CI) Regression coefficient p-value OR (95% CI)
Intercept1 (Beneficial change) 3.93 0.001 . 7.83 <0.001 . 5.37 <0.001 .
Intercept2 (No change) 5.04 <0.001 . 8.65 <0.001 . 6.32 <0.001 .
Age (year) −0.06 0.475 0.94 (0.79,1.12) −0.05 0.555 0.95 (0.81,1.12) 0.03 0.758 1.03 (0.87,1.21)
Gender
 Boy 0.07 0.610 1.08 (0.81,1.42) 0.09 0.502 1.10 (0.84,1.44) 0.09 0.512 1.09 (0.84,1.42)
 Girl Reference . . Reference . . Reference . .
Grade
 3 −0.11 0.518 0.89 (0.64,1.26) −0.02 0.909 0.98 (0.70,1.36) 0.16 0.341 1.17 (0.85,1.61)
 4 Reference . . Reference . . Reference . .
Age at moving to Guangzhou
 0 ~ 3 0.17 0.353 1.18 (0.83,1.67) −0.10 0.546 0.90 (0.65,1.26) −0.26 0.113 0.77 (0.55,1.06)
 3 ~ 6 0.10 0.570 1.11 (0.78,1.58) −0.01 0.968 0.99 (0.70,1.40) 0.04 0.815 1.04 (0.75,1.45)
 6 and above Reference . . Reference . . Reference . .
Siblings
 0 −0.05 0.845 0.95 (0.58,1.56) −0.30 0.235 0.74 (0.45,1.21) −0.21 0.382 0.81 (0.50,1.30)
 1-2 0.10 0.526 1.10 (0.82,1.47) −0.02 0.880 0.98 (0.73,1.30) 0.01 0.926 1.01 (0.77,1.34)
 3or more Reference . . Reference . . Reference . .
Family economic status
 Good −0.04 0.862 0.96 (0.60,1.54) −0.21 0.381 0.81 (0.51,1.29) 0.34 0.145 1.40 (0.89,2.21)
 Median −0.19 0.421 0.83 (0.53,1.31) 0.22 0.342 1.24 (0.80,1.93) 0.12 0.590 1.13 (0.73,1.74)
 Poor Reference . . Reference . . Reference . .
Place of birth
 Other Province 0.09 0.537 1.09 (0.83,1.44) 0.15 0.285 1.16 (0.88,1.52) 0.14 0.300 1.15 (0.88,1.49)
 Guangdong Province Reference . . Reference . . Reference . .
Oral health knowledge
 Baseline score 0.96 <0.001 2.61 (2.33,2.93) −0.01 0.888 0.99 (0.92,1.07) −0.02 0.597 0.98 (0.91,1.05)
Oral health behaviors
 Baseline score of oral hygiene −0.06 0.097 0.95 (0.88,1.01) 0.68 <0.001 1.96 (1.81,2.13) 0.02 0.556 1.02 (0.96,1.08)
 Baseline score of dietary habits −0.04 0.189 0.96 (0.91,1.02) 0.05 0.103 1.05 (0.99,1.11) 0.58 <0.001 1.79 (1.66,1.92)
Parental practices
 Baseline score of attention to children’s caries −0.09 0.181 0.92 (0.81,1.04) −0.19 0.003 0.82 (0.73,0.93) −0.07 0.264 0.93 (0.83,1.05)
 Baseline score of dietary guidance −0.04 0.090 0.96 (0.92,1.01) −0.06 0.012 0.95 (0.91,0.99) −0.06 0.007 0.94 (0.90,0.98)
  1. aModel fitting information: chi-square = 445.63(p < 0.001); Test of parallel lines: chi-square = 11.81(p = 0.694); Goodness-of-fit: (i) Pearson chi-square = 2133.98(p = 0.149) and (ii) Deviance chi-square = 1618.62(p = 1.00)
  2. bModel fitting information: chi-square = 403.54(p < 0.001); Test of parallel lines: chi-square = 17.88(p = 0.269); Goodness-of-fit: (i) Pearson chi-square = 2007.26(p = 0.823) and (ii) Deviance chi-square = 1678.33(p = 1.00)
  3. cModel fitting information: chi-square = 364.76(p < 0.001); Test of parallel lines: chi-square = 11.50(p = 0.716); Goodness-of-fit: (i) Pearson chi-square = 2096.30(p = 0.321) and (ii) Deviance chi-square = 1780.32(p = 1.00)