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Table 3 Criterion validity: percentages and number (n) of students having at least one impact according to global oral health measures and the correlation between measures of global oral health and OIDP ADD and OHIP14 ADD scores

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

 

OIDP SC

OIDP ADD

OHIP-14 SC

OHIP-14 ADD

 

% (n)

Rho

Rho

% (n)

Rho

Rho

State of teeth

 Good

34.2 (1236)

0.34

0.32

53.2 (1927)

0.36

0.34

 Bad

68.3 (1282)**

  

82.0 (1527)**

  

Satisfied with teeth

 Yes

37.5 (1508)

0.32

0.32

55.7 (2235)

0.33

0.34

 No

68.3 (1011)**

  

82.7 (1221)**

  

Tooth position

 Satisfied

37.4 (1337)

0.25

0.26

56.3 (2006)

0.22

0.22

 Dissatisfied

61.3 (1181)**

  

75.1 (1447)**

0.25

0.25

Tooth appearance

 Satisfied

36.1 (1253)

0.27

0.28

55.4 (1917)

  

 Dissatisfied

62.4 (1265)**

  

75.8 (1536)**

  

Tooth color

 Satisfied

36.2 (1121)

0.24

0.24

53.7 (1657)

0.26

0.26

 Dissatisfied,

58.1 (1397)**

  

74.8 (1797)**

  

General Health

 Good

42.5 (1879)

0.17

0.17

60.1 (2654)

0.19

0.19

 Bad

59.2 (641)**

  

74.6 (802)**

  
  1. **p < 0.001.
  2. Cross tabulations and Spearman’s rho.