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Table 4 Construct validity: percentages and (n) of students having at least one oral impact by socio-demographic characteristics and oral health-related behaviors and OIDP and OHIP14 regressed on socio-demographic and behavioral factors

From: Validity and reliability of OIDP and OHIP-14: a survey of Chinese high school students

 

OIDP unadjusted % (n)

Adjusted OR (95% CI)

OHIP-14 unadjusted % (n)

Adjusted OR (95% CI)

Male

41.3 (1083)

1

58.4 (1533)

1

Female

49.8 (1426)**

1.6 (1.4-1.7)

67.2 (1915)**

1.6 (1.4-1.8)

Younger

42.8 (1173)

1

59.7 (1633)

1

Older

48.8 (1336)**

1.1 (0.9-1.2)

66.3 (1811)**

1.1 (0.9-1.2)

Urban residence

38.1 (949)

1

55.6 (1383)

1

Rural residence

52.2 (1573)**

1.3 (1.1-1.5)

68.9 (2073)**

1.6 (1.4-1.9)

Fathers education: Low

50.1 (1131)

1

67.2 (1756)

1

Father’s education: higher

43.0 (1251)**

0.9 (0.8-1.1)

60.4 (1756)**

0.9 (0.8-1.1)

Mother’s education: lower

50.3 (1295)

1

67.6 (1734)

1

Mother’s education: higher

42.0 (1078)**

0.8 (0.7-1.0)

59.5 (1525)**

0.8 (0.7-0.9)

Living in school: no

39.5 (889)

1

58.0 (1299)

1

Living in school : yes

50.2 (1635)*’

1.1 (0.9-1.3)

66.2 (2158)**

0.9 (0.8-1.2)

Wealth: Poor

53.3 (344)

1

69.0 (445)

1

Wealth: good

44.8 (2173)**

0.9 (0.7-1.2)

62.2 (3008)**

0.8 (0.7-1.0)

Family wealth: Least poor

37.1 (518)

1

54.5 (758)

1

41.5 (560)

1.1 (0.9-1.4)

61.4 (824)

1.2 (0.9-1.3)

49.2 (670)

1.3 (1.1-1.6)

65.3( 893)

1.1 (0.9-1.4)

Family wealth: Poorest

55.4 (754)**

1.4 (1.3-2.1)

70.6 (960)**

1.4 (1.1-1.7)

Brushing teeth: less than twice a day

47.9 (1321)

1

64.9 (1791)

1

Brushing teeth: twice a day or more

43.7 (1200)**

0.8 (0.7-0.9)

60.9 (1666)

0.8 (0.7-0.9)

Chocolate: seldom

44.1 (1061)

1

59.2 (1425)

1

Chocolate: at least several times a week

47.1 (1459)**

1.2 (1.0-1.3)

65.8 (2029)**

1.4 (1.2-1.6)

Dental attendance last 2 year: yes

55.8 (825)

1

71.9 (1060)

1

Dental attendance last 2 year: no

41.9 (1620)**

0.5 (0.3-0.5)

59.5 (2295)**

0.4 (0.4-0.5)

Smoking: no

45.1 (2055)

1

62.0 (2812)

1

Smoking: yes

48.5 (457) ns

1.2 (1.0-1.4)

67.3 (637)*

1.7 (1.2-1.6)

  1. **p < 0.001, *p < 0.05, ns not statistically significant.
  2. Odds ratios (OR) and 95% confidence interval (CI).