Background
Methods
Data source
Study population
Assessment of periodontitis
Statistical analysis
Results
Characteristic | Periodontitis prevalence (%) | p-value | |
---|---|---|---|
Sex | Male | 34.7 | <0.001 |
Female | 23.6 | ||
Age | 19–39 years | 12.0 | <0.001 |
40–59 years | 39.4 | ||
≥60 years | 48.8 | ||
Education level | ≤ Middle school | 46.1 | <0.001 |
≥ High school | 22.7 | ||
Household income | 1st and 2nd quartile | 33.7 | <0.001 |
3rd and 4th quartile | 26.1 | ||
Marital status | Married | 34.2 | <0.001 |
Single | 9.1 | ||
Widowed or divorced | 40.2 | ||
Recent dental visit | Yes | 27.5 | <0.001 |
No | 32.5 | ||
Use of oral hygiene device | Yes | 24.2 | <0.001 |
No | 34.2 | ||
< 10 | 29.3 | 0.623 | |
≥ 10 | 28.8 | ||
Daily frequency of tooth brushing | < 3 | 33.0 | <0.001 |
≥ 3 | 24.4 | ||
The number of present teeth (including third molar) | < 28 | 41.9 | <0.001 |
≥ 28 | 21.0 | ||
Smoking | Yes | 35.0 | <0.001 |
No | 27.0 | ||
0 CPD | 27.0 | <0.001 | |
<15 CPD | 25.7 | ||
≥15 CPD | 41.9 | ||
0 PY | 27.0 | <0.001 | |
< 13 PY | 18.2 | ||
≥ 13 PY | 51.7 | ||
Drinking | Yes | 28.0 | <0.001 |
No | 33.8 | ||
0 GPD | 33.4 | <0.001 | |
< 0.5GPD | 24.9 | ||
≥ 0.5 GPD | 31.0 | ||
0 GY | 33.1 | <0.001 | |
< 6.8 GY | 21.0 | ||
≥ 6.8 GY | 35.1 |
Term | Status |
N
| Classification | Crude | Adjusteda |
---|---|---|---|---|---|
OR (95 % CI) | OR (95 % CI) | ||||
Short term | Refb | 5,019,783 | 1.00 | 1.00 | |
Smoking | 2,687,615 | < 15 CPD | 0.73 (0.63~0.84) | 1.42 (1.07~1.88) | |
3,511,323 | ≥ 15 CPD | 1.52 (1.35~1.71) | 2.12 (1.63~2.77) | ||
Drinking | 1,544,110 | < 0.5 GPD | 0.70 (0.63~0.78) | 1.00 (1.00~1.00) | |
4,654,828 | ≥ 0.5 GPD | 0.94 (0.86~1.04) | 0.99 (0.80~1.23) | ||
Long term | Refb | 5,001,884 | 1.00 | 1.00 | |
Smoking | 3,194,279 | < 13 PY | 0.47 (0.40~0.54) | 0.99 (0.72~1.36) | |
2,965,034 | ≥ 13 PY | 2.25 (1.99~2.55) | 1.96 (1.46~2.63) | ||
Drinking | 1,656,042 | < 6.8 GY | 0.56 (0.50~0.63) | 1.00 (1.00~1.00) | |
4,503,271 | ≥ 6.8 GY | 1.14 (1.03~1.25) | 1.22 (0.96~1.56) |
Variables | Adjusted | Adjusted |
---|---|---|
OR (95 % CI) | OR (95 % CI) | |
Short-term degree of smoking and drinking (Ref: nonsmoking and nondrinking) | ||
< 15CPD & < 0.5GPD | 1.65 (1.20~2.26) | |
< 15CPD & ≥ 0.5GPD | 1.31 (1.02~1.67) | |
≥ 15CPD & < 0.5GPD | 1.84 (1.35~2.51) | |
≥ 15CPD & ≥ 0.5GPD | 2.16 (1.72~2.72) | |
Long-term degree of smoking and drinking (Ref: nonsmoking and nondrinking) | ||
< 13PY & < 6.8GY | 1.01 (0.71~1.44) | |
< 13PY & ≥ 6.8GY | 1.20 (0.93~1.56) | |
≥ 13PY & < 6.8GY | 1.91 (1.34~2.73) | |
≥ 13PY & ≥ 6.8GY | 2.41 (1.94~3.00) | |
Agea | 1.05 (1.05~1.06) | 1.05 (1.04~1.06) |
Sex (Ref: Female) | ||
Male | 1.68 (1.39~2.03) | 1.59 (1.321.91) |
Education level (Ref: ≥ High school) | ||
≤ Middle school | 1.18 (0.98~1.43) | 1.18 (0.98~1.43) |
Household income (Ref: 3rd, 4th quartile) | ||
1st and 2nd quartile | 1.03 (0.89~1.19) | 1.03 (0.90~1.19) |
Marital status (Ref: Married) | ||
Single | 0.44 (0.34~0.57) | 0.51 (0.39~0.68) |
Widowed or divorced | 0.83 (0.67~1.04) | 0.86 (0.69~1.08) |
Recent dental visit (Ref: Yes) | ||
No | 1.03 (0.87~1.21) | 1.03 (0.87~1.21) |
Use of oral hygiene device (Ref: Yes) | ||
No | 0.98 (0.84~1.15) | 1.00 (0.86~1.17) |
Number of DMFTa | 0.98 (0.97~1.00) | 0.98 (0.97~1.00) |
Frequency of daily tooth brushinga | 1.01 (0.94~1.08) | 1.01 (0.94~1.08) |