TABLE 2.
Comparisons of self-reported causes of tooth loss, prosthesis use and periodontal disease among study participants, according to dental status.
| SELF-REPORTED ITEMS | DENTAL STATUS
|
|
|---|---|---|
| Edentulous (n = 1,320) | Dentate (n = 8,554) | |
|
| ||
| Causes of Tooth Loss, % | ||
| Cavities* | 73.6 | 71.8 |
| Unknown | 1.9 | 3.4 |
| Data missing | 0.08 | 0.01 |
| Gum disease* | 32.5 | 11.1 |
| Unknown | 3.3 | 2.0 |
| Data missing | 0.08 | 0.01 |
| Wisdom teeth* | 75.9 | 75.1 |
| Unknown | 2.6 | 3.4 |
| Data missing | 0.08 | 0.05 |
| Overcrowding* | 9.2 | 18.6 |
| Unknown | 2.0 | 2.2 |
| Data missing | 0.08 | 0.01 |
| Other reasons* | 18.6 | 14.8 |
| Unknown | 1.2 | 0.6 |
| Data missing | 0.2 | 0.1 |
|
| ||
| Prosthesis Use | ||
| Had false teeth,* % | 97.8 | 50.5 |
| Data missing | 0.2 | 0.05 |
| Age at receipt of first false tooth,† mean (standard deviation [SD]) | 36.0 (13.7) | 38.6 (14.6) |
|
| ||
| Gum Disease | ||
| Ever noticed any loose teeth, % | 26.1 | 15.7 |
| Unknown | 1.8 | 0.2 |
| Data missing | 2.2 | 1.0 |
| Had gum disease, % | 22.0 | 22.3 |
| Unknown | 0.3 | 0.5 |
| Data missing | 0 | 0.06 |
| Duration of gum disease‡ | ||
| Mean (SD) | 24.3 (12.9) | 11.1 (10.1) |
| Less than 10 years, % | 10.7 | 51.0 |
| 10 to less than 20 years, % | 23.1 | 27.0 |
| 20 to less than 30 years, % | 24.1 | 14.8 |
| 30 years or more, % | 42.1 | 7.2 |
*
Of 1,290 edentulous and 7,698 dentate participants who reported history of tooth loss.
†
Of 1,261 edentulous and 3,886 dentate participants who had prostheses, 1,202 edentulous and 3,683 dentate participants reported the age at which they received their first false tooth.
‡
Of 291 edentulous and 1,907 dentate participants who had periodontal disease, 290 edentulous and 1,985 dentate participants reported duration since they were first diagnosed.