Table 2.
Bivariate Relationships Between Demographics of Sample Population Versus Clinical Measures
| Entire Sample | Number of Teeth | Bleeding Score | Plaque Score | ||||||
|---|---|---|---|---|---|---|---|---|---|
|
| |||||||||
| Mean (SD) | Range | P Value | Mean (SD) | Range | P Value | Mean (SD) | Range | P Value | |
| Sex | 0.09 | 0.42 | 0.56 | ||||||
| Males | 24.89 (4.25) | 8 to 28 | 16.12 (19.89) | 0 to 100 | 40.19 (23.51) | 0 to 100 | |||
| Females | 25.34 (4.64) | 3 to 28 | 16.43 (18.71) | 0 to 86.54 | 38.31 (22.31) | 0 to 100 | |||
|
| |||||||||
| Race/ethnicity | 0.005 | 0.17 | 0.08 | ||||||
| Non-Hispanic white | 24.98 (4.64) | 3 to 28 | 15.34 (17.71) | 0 to 73.96 | 40.26 (22.91) | 0 to 96.88 | |||
| Hispanic | 26.19 (2.77) | 17 to 28 | 17.49 (21.97) | 0 to 100 | 38.94 (22.85) | 0 to 100 | |||
| Non-Hispanic black | 22.26 (6.59) | 5 to 28 | 23.01 (22.43) | 0 to 86.54 | 46.27 (26.05) | 0 to 100 | |||
| Non-Hispanic Asian | 26.61 (1.97) | 22 to 28 | 11.31 (12.40) | 0 to 52.34 | 29.31 (19.73) | 0 to 68.97 | |||
| Other/mixed race | 25.43 (2.82) | 18 to 28 | 13.11 (19.21) | 0 to 85 | 34.76 (21.53) | 0 to 88 | |||
|
| |||||||||
| Age (years) | <0.001 | 0.72 | 0.26 | ||||||
| 18 to 24 | 27.32 (1.38) | 24 to 28 | 14.84 (20.70) | 0 to 83.04 | 34.47 (18.49) | 0 to 82.14 | |||
| 25 to 44 | 26.54 (2.69) | 11 to 28 | 15.55 (19.49) | 0 to 100 | 37.72 (23.24) | 0 to 100 | |||
| 45 to 64 | 24.49 (4.40) | 8 to 28 | 17.77 (20.14) | 0 to 86.54 | 42.58 (24.29) | 0 to 100 | |||
| >64 | 22.04 (6.55) | 3 to 29 | 14.75 (15.81) | 0 to 61.72 | 37.72 (20.64) | 0 to 88.98 | |||
|
| |||||||||
| Education | 0.001 | 0.63 | 0.15 | ||||||
| College graduate | 26.02 (3.25) | 8 to 28 | 15.66 (18.24) | 0 to 85 | 36.95 (22.09) | 0 to 92.86 | |||
| Some college | 24.63 (5.03) | 5 to 28 | 18.60 (22.23) | 0 to 100 | 43.68 (24.13) | 0 to 100 | |||
| Grade 12/GED | 23.13 (6.00) | 3 to 28 | 12.64 (13.97) | 0 to 53.57 | 38.30 (23.57) | 2.34 to 96.88 | |||
| <Grade 12 | 23.43 (3.88) | 15 to 28 | 17.76 (25.17) | 0 to 68.75 | 43.80 (22.05) | 10.58 to 88.33 | |||
|
| |||||||||
| Spoke English as a child | 0.17 | 0.97 | 0.97 | ||||||
| Yes | 24.82 (4.78) | 3 to 28 | 16.26 (19.73) | 0 to 100 | 39.56 (23.64) | 0 to 100 | |||
| No | 26.15 (2.43) | 18 to 28 | 16.26 (17.91) | 0 to 70.31 | 38.74 (20.29) | 0 to 81.58 | |||
|
| |||||||||
| Income ($) | 0.004 | 0.33 | 0.76 | ||||||
| 0 to 11,000 | 25.53 (4.17) | 11 to 28 | 16.75 (18.74) | 0 to 69.53 | 39.58 (23.34) | 0 to 100 | |||
| 11,001 to 22,000 | 24.05 (4.64) | 8 to 28 | 20.13 (23.23) | 0 to 86.54 | 40.45 (22.90) | 0 to 100 | |||
| 22,001 to 33,000 | 25.03 (5.19) | 3 to 28 | 12.68 (16.23) | 0 to 73.96 | 36.92 (23.09) | 0 to 80.56 | |||
| 33,001 to 44,000 | 25.36 (4.88) | 5 to 28 | 13.89 (15.24) | 0 to 54.46 | 36.73 (22.93) | 0 to 88 | |||
| 44,001 to 55,000 | 23.39 (5.60) | 8 to 28 | 22.01 (21.68) | 0 to 70.31 | 44.93 (21.70) | 0 to 86.61 | |||
| >55,000 | 25.35 (3.57) | 11 to 28 | 15.04 (20.32) | 0 to 100 | 37.45 (23.02) | 0 to 100 | |||
|
| |||||||||
| Dental insurance | 0.003 | 0.28 | 0.42 | ||||||
| Currently has insurance | 25.87 (3.75) | 11 to 28 | 18.60 (20.86) | 0 to 83.04 | 37.57 (22.23) | 0 to 100 | |||
| Does not have insurance | 24.78 (4.66) | 3 to 28 | 15.30 (18.64) | 0 to 100 | 40.06 (23.26) | 0 to 100 | |||
|
| |||||||||
| DM | 0.21 | 0.42 | 0.12 | ||||||
| Has DM | 24.29 (5.05) | 8 to 28 | 21.26 (20.88) | 0 to 59.72 | 45.08 (23.85) | 9.38 to 88.89 | |||
| Other family history of DM | 25.84 (3.35) | 10 to 28 | 13.76 (16.70) | 0 to 83.04 | 41.84 (21.38) | 0 to 100 | |||
| No history of DM | 24.72 (4.89) | 3 to 28 | 17.35 (20.58) | 0 to 100 | 37.26 (23.67) | 0 to 100 | |||
|
| |||||||||
| Smoker | <0.001 | 0.97 | 0.08 | ||||||
| Current | 23.38 (5.40) | 8 to 28 | 15.19 (16.61) | 0 to 59.38 | 38.55 (23.80) | 0 to 100 | |||
| Former | 24.50 (4.70) | 3 to 28 | 17.77 (21.94) | 0 to 83.04 | 44.78 (23.42) | 0 to 88.89 | |||
| Never | 25.68 (3.96) | 5 to 28 | 16.08 (19.20) | 0 to 100 | 37.98 (22.51) | 0 to 100 | |||
Statistically significant associations (P <0.05) listed in bold.