Functional group
Incisor
Canine
Premolar
|
Upper jaw
27.9
15.5
37.6
|
Prevalence of tooth loss (%)
Lower jaw
30.6
12.0
34.1
|
Both
42.2
20.9
50.4
|
p-value
< 0.001
< 0.001
< 0.001
|
Molar |
77.5 |
74.8 |
89.1 |
< 0.001 |
Chi-square test |
Variables |
n (%) |
Tooth loss |
p- value a |
Number of lost teeth (%) |
p- value b |
Dichotomized number of lost teeth |
p- value b |
|||||
Age 65-69
129 ( 50 )
Mean ± SD
6 . 6 ± 6 . 0
70-74
129 ( 50 )
Gender
Female
128 ( 49.6 )
Male
130 ( 50.4 )
Residence
Rural
121 ( 46.9 )
Urban
137 ( 53.1 )
Time in education
≤5 years
105 ( 40.7 )
8.8 ± 7.9
8.4 ± 7.0
7.1 ± 7.1
8.8 ± 7.6
6.7 ± 6.4
10.2 ±
7.7
> 5 years
153 ( 59.3 )
6.0 ± 5.9
Frequency of cleaning teeth
≤1 time / day
132 ( 51.6 )
8.7 ± 7.3
≥2 times /
124 ( 48.4 )
6.8 ± 6.7 day
Last visit to a dentist
> 1 year
191 ( 74.6 )
8.2 ± 7.5
≤1 year
65 ( 25.4 )
6.2 ± 5.3
Tobacco smoking
Yes
60 ( 23.4 )
9.4 ± 7.6
No
196 ( 76.6 )
7.3 ± 6.9
Alcohol drinking
Yes
56 ( 21.9 )
5.9 ± 6.4
No
200 ( 78.1 )
8.3 ± 7.2
Chronic disease
Yes
138 ( 53.9 )
7.0 ± 7.1
No
118 ( 46.1 )
8.5 ± 6.9
Total
258
7.6 ± 7.0
|
0.01 *
0.14
0.01 *
< 0.001
0.01 *
0.02 *
0.04 *
0.02 *
0.10
|
0
7.0 . 1
9.4
7.7
10.2
6 . 6
3.8
11.8
6.8
10.5
7.7 . 9
8.7 . 3
9.0 . 1
9.4
7.6
8.6
|
1-3
27.9 . 3
18.8
35.4
31.4 . 3
19.0
32.7
24.2
29.0
36.9 . 0
28.1 . 7
21.5 . 7
32.7
19.5
27.1
|
4-6
18.6 . 7
25.8
21.5
21.9 . 6
21.9
24.8
21.2
26.6
20.0 . 1
26.5 . 0
24.5 . 4
21.7
26.3
23.6
|
7-16
27.9 . 4
31.2
23.1
27.0 . 3
33.3
22.9
32.6
21.8
29.2 . 7
24.0 . 3
29.5 . 7
23.2
32.2
27.1
|
> 16
18.6
8 . 5
14.8
12.3
9.5 . 2
21.9
7.8
15.2
12.1
6.2 . 2
12.8 . 7
15.5
7 . 1
13.0
14.4
13.6
|
0.07
0.06
0.14
< 0.001
0.24
0.09
0.12
0.01 *
0.14
|
≤6
65.1
53.5
53.9
64.6
54.5
63.3
44.8
69.3
52.3
66.1
57.1
64.6
45.0
63.3
55.0 . 2
63.8
53.4
59.3
|
> 6
34.9
46.5
46.1
35.4
45.5
36.5
55.2
30.7
47.7
33.9
42.9
35.4
55.0
36.7
45.0 . 8
36.2
46.6
40.7
|
0.06
0.08
0.14
< 0.001
0.02 *
0.28
0.01 *
0.01 *
0.09
|
||
a
Student ’ s t-test b
Chi-square test
* p < 0.05
|