Table 3 Association between dentition and masticatory function with cognitive status and subjective perception of oral health.

From: Influence of masticatory function on food preferences and cognitive performance in centenarians: an observational study

Oral variable

FTU (N)

FTU > 6 (yes, N = 1)

FOU (N)

FOU > 10 (yes, N = 17)

rpFTU (N)

rpFTU > 6 (yes, N = 16)

Residual teeth (N)

Edentulia (yes, N = 20)

Removable prosthesis (yes, N = 18)

Subjective good oral health – current (mean, %)

 Yes

0.56

100%

8.00

53%

5.61

56%

6.39

50%

61%

 No

0.69

0%

9.07

47%

7.15

44%

3.08

50%

39%

p-value

NS

NS

NS

NS

NS

NS

NS

NS

NS

Subjective good oral health – past (mean, %)

 Yes

1.12

100%

9.41

62%

6.47

60%

8.82

53%

53%

 No

0.00

0%

12.43

38%

10.29

40%

0.57

47%

47%

p-value

0.0449

NS

NS

NS

NS

NS

0.0027

0.0149

0.0149

Discomfort in chewing (mean, %)

 Yes

0.27

0%

8.47

53%

6.67

50%

2.53

60%

56%

 No

1.07

100%

9.64

47%

6.71

50%

8.36

40%

44%

p-value

NS

NS

NS

NS

NS

NS

NS

NS

NS

Discomfort in social interactions (mean, %)

 Yes

1.13

0%

7.75

24%

5.63

19%

5.63

33%

22%

 No

0.48

100%

9.52

76%

7.10

81%

5.24

67%

78%

p-value

NS

NS

NS

NS

NS

NS

NS

NS

NS

Objective xerostomia (mean, %)

 Yes

0.00

0%

4.78

18%

4.00

19%

0.67

36%

28%

 No

0.86

100%

9.95

82%

7.18

81%

6.77

64%

72%

p-value

0.0460

NS

NS

NS

NS

NS

0.0061

NS

NS

Subjective xerostomia (mean, %)

 Yes

0.33

0%

8.33

41%

6.58

44%

3.50

45%

56%

 No

0.88

100%

9.53

58%

6.77

66%

6.65

55%

44%

p-value

NS

NS

NS

NS

NS

NS

NS

NS

0.0474

Dementia (mean, %)

 Yes

0.60

0%

9.13

47%

6.73

50%

5.13

50%

50%

 No

0.63

100%

7.81

53%

5.81

50%

4.88

50%

50%

p-value

NS

NS

NS

NS

NS

NS

NS

NS

NS

  1. FTU Functional Tooth Units, FOU Functional Occlusal Units, rpFTU removable prosthesis Functional Tooth Units, N number of subjects, NS not significant, significant correlations are highlighted in bold.
  2. Pearson’s chi-squared test for categorical variables and Mann-Whitney U and Kruskal-Wallis tests for numerical variables.