TABLE 4.
Logistic regression model to predict lack of routine dental care visit during pregnancy.
| MATERNAL CHARACTERISTIC | FULL MODEL* | REDUCED MODEL† | ||
|---|---|---|---|---|
| OR* (95% CI§) | P | OR (95% CI) | P | |
| Age Group, in Years | ||||
| 18 to 35 | Referent group | NA¶ | Referent group | .005 |
| 36 or older | 2.55 (1.33-4.92) | < .001 | 2.56 (1.33-4.92) | |
| Race or Ethnicity | ||||
| White | Referent group | NA | NA | NA |
| African American | 1.41 (0.73-2.73) | 0.310 | 1.38 (0.73-2.61) | .322 |
| Hispanic | 2.29 (1.02-5.16) | 0.046 | 2.19 (1.11-4.29) | .023 |
| Other/More than one race or ethnicity | 1.48 (0.62-3.54) | 0.374 | 1.39 (0.59-3.30) | .451 |
| Marital Status | ||||
| Married or living with partner | Referent group | NA | NA | NA |
| Single or not living with partner | 0.96 (0.44-2.47) | .909 | ||
| Educational Attainment | ||||
| High school diploma or above | Referent group | .934 | NA | NA |
| Did not complete high school | 1.04 (0.44-2.47) | |||
| Annual Household Income | ||||
| Less than $30,000 | 1.85 (0.90-3.81) | .004 | 2.02 (1.12-3.65) | .020 |
| $30,000 to $60,000 | 2.67 (1.36-5.23) | .096 | 2.76 (1.43-5.33) | .002 |
| More than $60,000 | Referent group | NA | Referent group | NA |
| Source of Payment for Dental Care# | ||||
| Private insurance | Referent group | NA | NA | NA |
| Medicaid | 1.32 (0.63-2.76) | .469 | ||
| Out of pocket | 1.24 (0.75-2.07) | .405 | ||
| Other | 1.62 (0.41-6.37) | .487 | ||
| Do not know | 0.89 (0.35-2.26) | .807 | ||
| Could not pay | 1.19 (0.31-4.57) | .805 | ||
| Receives Routine Dental Care | ||||
| Yes** | Referent group | < .001 | Referent group | < .001 |
| No | 4.54 (2.44-8.33) | 4.35 (2.5-7.69) | ||
| Self-reported Oral Health Status | ||||
| Excellent or good | Referent group | .534 | NA | NA |
| Fair, poor or very poor | 0.83 (0.45-1.51) | NA | ||
| Frequency of Oral Hygiene Practices | ||||
| Toothbrushing | .695 | NA | NA | |
| Less than once per day | 1.12 (0.65-1.93) | |||
| More than once per day | Referent group | |||
| Flossing | .022 | |||
| Less than once per day | 1.88 (1.10-3.24) | 1.86 (1.13-3.07) | .015 | |
| More than once per day | Referent group | |||
| Use of mouthwash or dental rinse | .941 | |||
| Less than once per day | 1.02 (0.58-1.79) | NA | NA | |
| More than once per day | Referent group | |||
*
Adjusted for all variables listed.
†
Adjusted for age, race, income, receipt of routine dental care and flossing frequency.
†
OR: Odds ratio.
§
CI: Confidence interval.
¶
NA: Not applicable.
#
Multiple responses not taken into account.
**
Defined as one or more visits per year.