|
Variables
|
Occupational noise
|
P
|
Environmental noise
|
P
|
|---|
|
No (n = 7033), n (%)
|
Yes (n = 1294), n (%)
|
No (n = 8150), n (%)
|
Yes (n = 177), n (%)
|
|---|
|
Age, mean (95% confidence interval) (years)
|
58.57 (58.30–58.84)
|
57.49 (56.91–58.07)
|
0.001*
|
58.41 (58.15–58.66)
|
58.24 (56.61–59.88)
|
0.853*
|
|
Gender
|
|
Male (n = 3572)
|
2784 (37.8)
|
788 (58.4)
|
< 0.001
|
3498 (40.1)
|
74 (41.8)
|
0.905
|
|
Female (n = 4755)
|
4249 (62.2)
|
506 (41.6)
| |
4652 (57.9)
|
103 (58.2)
| |
|
Residence
|
|
Urban (n = 6706)
|
5690 (83.1)
|
1016 (80.2)
|
0.184
|
6572 (80.6)
|
134 (75.7)
|
0.102
|
|
Rural (n = 1621)
|
1343 (16.9)
|
278 (19.8)
| |
1578 (19.4)
|
43 (24.3)
| |
|
Income
|
|
I (lowest) (n = 2024)
|
1639 (23.1)
|
385 (29.9)
|
< 0.001
|
1967 (24.1)
|
57 (32.2)
|
0.005
|
|
II (n = 2103)
|
1748 (24.3)
|
355 (26.8)
| |
2045 (25.1)
|
58 (32.8)
| |
|
III (n = 2098)
|
1799 (25.6)
|
299 (24.1)
| |
2068 (25.4)
|
30 (16.9)
| |
|
IV (highest) (n = 2102)
|
1847 (27.0)
|
255 (19.2)
| |
2070 (25.4)
|
32 (18.1)
| |
|
Occupation
|
|
White collar (n = 1662)
|
1521 (20.8)
|
141 (10.4)
|
< 0.001
|
1639 (20.1)
|
23 (13.0)
|
0.195
|
|
Blue collar (n = 2156)
|
1590 (21.6)
|
566 (41.8)
| |
2104 (25.8)
|
52 (29.4)
| |
|
Pink collar (n = 4509)
|
3922 (57.6)
|
587 (47.8)
| |
4407 (54.1)
|
102 (57.6)
| |
|
Marital status
|
|
Married (n = 8018)
|
6785 (96.8)
|
1233 (95.5)
|
0.027
|
7855 (96.4)
|
163 (92.1)
|
0.039
|
|
Single (n = 309)
|
248 (3.2)
|
61 (4.5)
| |
295 (3.6)
|
14 (7.9)
| |
|
Diabetes
|
|
No (n = 4593)
|
3926 (56.6)
|
667 (53.4)
|
0.136
|
4507 (55.3)
|
86 (48.6)
|
0.037
|
|
Prediabetes (n = 2367)
|
1971 (28.0)
|
396 (29.3)
| |
2317 (28.4)
|
50 (28.2)
| |
|
Diabetes (n = 1367)
|
1136 (15.4)
|
231 (17.3)
| |
1326 (16.3)
|
41 (23.2)
| |
|
Smoking
|
|
Quit/never smoker (n = 6989)
|
6025 (86.4)
|
964 (75.0)
|
< 0.001
|
6850 (84.0)
|
139 (78.5)
|
0.004
|
|
Current smoker (n = 1338)
|
1008 (13.6)
|
330 (25.0)
| |
1300 (16.0)
|
38 (21.5)
| |
|
Toothbrushing
|
|
No (n = 121)
|
102 (1.5)
|
19 (1.5)
|
0.876
|
117 (1.4)
|
4 (2.3)
|
0.975
|
|
Yes (n = 8206)
|
6931 (98.5)
|
1275 (98.5)
| |
8033 (98.6)
|
173 (97.7)
| |
|
Recent dental checkups
|
|
No (n = 5230)
|
4413 (62.1)
|
817 (63.4)
|
0.465
|
5118 (62.8)
|
112 (63.3)
|
0.539
|
|
Yes (n = 3097)
|
2620 (37.9)
|
477 (36.6)
| |
3032 (37.2)
|
65 (36.7)
| |
- P values were obtained by complex samples chi-square test
- * P value was obtained by complex samples independent t-test
