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Table 5 Discriminant validity of GOHAI and OHIP-14 in univariate and multivariate analysis using 25 th and 75 th percentile for ADD and SC scores respectively

From: Comparison of the OHIP-14 and GOHAI as measures of oral health among elderly in Lebanon

 

n

GOHAI

 

OHIP-14

 
  

ADD<39.75

SC>7

ADD<58

SC>4

Recruitment setting

Dispensary §

122

41 (33.6%)

42 (34.4%)

39 (32.0%)

32 (26.2%)

 

Private

84

10 (11.9%)*

10 (11.9%)*

16 (19.0%)+

15 (17.9%)

 

ORcrude (95% CI)

 

3.75 (1.75; 8.00)

3.89 (1.82; 8.30)

2.00 (1.03; 3.88)

1.64 (0.82; 3.26)

 

ORadjusted (95% CI)

 

5.15 (1.87; 14.20)

4.63 (1.78; 12.04)

2.19 (0.97; 4.93)

1.62 (0.72; 3.64)

Age

≥ 76 years

50

17 (34.0%)

18 (36.0%)

18 (36.0%)

16 (32.0%)

 

65-76 years

156

35 (22.4%)

35 (22.4%)

37 (23.7%)

32 (20.5%)

 

ORcrude (95% CI)

 

1.78 (0.89; 3.57)

1.94 (0.97; 3.90)

1.81 (0.91; 3.59)

1.82 (0.90; 3.71)

 

ORadjusted (95% CI)

 

3.03 (1.03; 8.92)

3.05 (1.12; 8.30)

2.89 (1.10; 7.58)

2.89 (1.08; 7.75)

Gender

Women

123

35 (28.5%)

35 (28.5%)

37 (30.1%)

30 (24.4%)

 

Men

83

16 (19.3%)

17 (20.5%)

18 (21.7%)

17 (20.5%)

 

ORcrude (95% CI)

 

1.67 (0.85; 3.26)

1.54 (0.80; 2.99)

1.55 (0.81; 2.97)

1.25 (0.64; 2.46)

 

ORadjusted (95% CI)

 

1.23 (0.53; 2.87)

1.23 (0.54; 2.81)

1.01 (0.47; 2.16)

0.87 (0.40; 1.88)

Perception of TMJ pain

Present

34

18 (52.9%)

16 (47.1%)

20 (58.8%)

15 (44.1%)

 

Absent

172

33 (19.2%)*

36 (20.9%)§

35 (20.3%)*

32 (18.6%)§

 

ORcrude (95% CI)

 

4.74 (2.19; 10.27)

3.36 (1.56; 7.23)

5.92 (2.57; 12.17)

3.45 (1.58; 7.52)

 

ORadjusted (95% CI)

 

5.35 (2.04; 14.03)

3.54 (1.40; 8.96)

6.01 (2.51; 14.42)

3.28 (1.38; 7.81)

Perception of dry mouth

Present

141

41 (29.1%)

40 (28.4%)

41 (29.1%)

36 (25.5%)

 

Absent

65

10 (15.4%)+

12 (18.5%)

14 (21.5%)

11 (16.9%)

 

ORcrude (95% CI)

 

2.26 (1.05; 4.85)

1.75 (0.85; 3.61)

1.49 (0.75; 2.99)

1.68 (0.79; 3.57)

 

ORadjusted (95% CI)

 

1.63 (0.67; 4.00)

1.39 (0.59; 3.30)

1.11 (0.51; 2.43)

1.40 (0.62; 3.18)

Number of FUs

0- 4

90

36 (40.0%)

38 (42.2%)

36 (40.0%)

31 (34.4%)

 

5- 8

114

15 (13.2%)*

14 (12.3%)*

19 (16.7%)*

16 (14.0%)§

 

ORcrude (95% CI)

 

4.40 (2.21; 8.75)

4.99 (2.48; 10.04)

3.33 (1.74; 6.38)

3.22 (1.62; 6.38)

 

ORadjusted (95% CI)

 

2.73 (1.28; 5.82)

2.56 (1.20; 5.60)

2.15 (1.03; 4.51)

2.38 (1.14; 4.95)

Number of decayed teeth

7- 28

46

19 (41.3%)

19 (41.3%)

16 (34.8%)

15 (32.6%)

 

0- 6

158

31 (19.6%)#

32 (20.3%)#

38 (24.1%)

31 (19.6%)

 

ORcrude (95% CI)

 

2.88 (1.42; 5.84)

2.77 (1.37; 5.60)

1.68 (0.83; 3.42)

1.98 (0.95; 4.12)

 

ORadjusted (95% CI)

 

3.75 (1.39; 10.07)

2.90 (1.13; 7.42)

1.07 (0.44; 2.58)

1.41 (0.59; 3.41)

Number of teeth

0- 21

163

47 (28.8%)

47 (28.2%)

47 (28.8%)

41 (25.2%)

 

22- 28

43

4 (9.3%)#

6 (14.0%)+

8 (18.6%)

6 (14.0%)

 

ORcrude (95% CI)

 

3.95 (1.34; 11.67)

2.50 (1.01; 6.32)

1.77 (0.76; 4.10)

2.07 (0.82; 5.27)

 

ORadjusted (95% CI)

 

5.78 (1.71; 19.57)

3.32 (1.08; 10.22)

1.90 (0.71; 5.07)

2.46 (0.87; 6.97)

  1. §: The referent categories are in the first row for all the explanatory variables.
  2. * p<0.0001, + p<0.05, # p<0.01, § p<0.001.