Table 1.
Distribution of REALD-30 and DNS scores by demographic characteristics, dental use and oral health status among the COHL study participants (n=1280).
| N* | % | REALD-30 | DNS | |||
|---|---|---|---|---|---|---|
| Mean (SD) | Median | Mean (SD) | Median | |||
| Total | 1280 | 100 | 15.8 (5.3) | 16 | 11.9 (3.2) | 12 |
| Race | ||||||
| White | 503 | 39.3 | 17.4(4.9) | 17 | 12.0(3.2) | 12 |
| African American | 522 | 40.8 | 15.3(5.1) | 15 | 11.9(3.2) | 12 |
| American Indian | 255 | 19.9 | 13.7(5.3) | 14 | 11.5(3.3) | 12 |
| Education | ||||||
| Did not finish high school | 306 | 23.9 | 13.0(4.8) | 13 | 11.1(3.6) | 12 |
| High school diploma or GED† | 479 | 37.4 | 15.0(4.9) | 15 | 11.9(3.1) | 12 |
| Some technical or college training | 430 | 33.6 | 18.0(4.7) | 18 | 11.8(3.1) | 12 |
| College degree or higher | 65 | 5.1 | 20.7(4.8) | 21 | 11.0(3.2) | 11 |
| Age quintiles (years) | Mean(SD) | |||||
| Q1 (range: 17.2–20.9) | 256 | 19.5(0.8) | 14.2(4.8) | 15 | 11.4(3.4) | 11 |
| Q2 (range: 20.9–23.4) | 256 | 22.1(0.7) | 15.5(5.2) | 15 | 12.1(3.2) | 12 |
| Q3 (range: 23.4–26.5) | 256 | 24.8(0.9) | 16.5(5.0) | 16 | 11.6(3.1) | 12 |
| Q4 (range: 26.5–30.9) | 256 | 28.6(1.3) | 16.3(4.8) | 16 | 12.1(3.2) | 12 |
| Q5 (range: 30.9–65.6) | 256 | 37.7(6.1) | 16.6(6.0) | 17 | 12.0(3.2) | 12 |
| Dental use (last dental visit) | ||||||
| <12 months | 727 | 57.1 | 15.8(5.2) | 16 | 10.9(3.2) | 11 |
| 12–23 months | 218 | 17.1 | 16.1(5.5) | 16 | 12.5(3.0) | 12 |
| 2–5 years | 177 | 13.9 | 15.8(5.6) | 16 | 13.3(2.6) | 13 |
| 5+ years | 151 | 11.9 | 15.4(4.7) | 15 | 13.9(2.6) | 14 |
| “How would you describe the condition of your mouth and teeth?” | ||||||
| Excellent | 118 | 9.3 | 16.1(5.6) | 17 | 9.0(2.5) | 9 |
| Very good | 258 | 20.2 | 16.8(5.3) | 17 | 10.3(2.7) | 10 |
| Good | 481 | 37.7 | 15.6(5.1) | 16 | 11.7(2.8) | 12 |
| Fair | 287 | 22.5 | 15.5(5.1) | 15 | 13.5(2.8) | 13 |
| Poor | 131 | 10.3 | 15.4(5.6) | 15 | 14.7(3.1) | 15 |
*
Column figures may not add up to total due to missing values;
†
General education diploma