Table 2.
Logistic Regression Estimates (Odds Ratios and 95% CIs) for Use of Dental Services in Primary Analytical Sample
| Comprehensive Exam | Comprehensive Exam without Treatment within 91 days | Comprehensive Exam with Treatment within 91 days | Other Preventive Services | Major Treatment | Extraction | Minor Treatment | |
|---|---|---|---|---|---|---|---|
| Standard Logistic Regression | |||||||
| Distance | 0.98*** | 0.98*** | 1.00 | 1.00 | 1.00 | 0.99 | 1.01 |
| [0.98,0.99] | [0.98,0.99] | [0.99,1.01] | [0.99,1.01] | [0.99,1.01] | [0.98,1.01] | [1.00,1.01] | |
| Dentist supply | 1.16*** | 1.17*** | 1.01 | 1.10*** | 0.89*** | 0.97 | 0.99 |
| [1.12,1.20] | [1.13,1.21] | [0.96,1.07] | [1.07,1.14] | [0.83,0.96] | [0.89,1.07] | [0.94,1.04] | |
| N | 136,935 | 136,935 | 136,935 | 136,935 | 136,935 | 136,935 | 136,935 |
| Conditional Logistic Regression with Child Fixed Effects | |||||||
| Distance | 0.98** | 0.99 | 0.99 | 0.99* | 1.00 | 0.97 | 1.00 |
| [0.97,1.00] | [0.98,1.00] | [0.96,1.01] | [0.97,1.00] | [0.97,1.04] | [0.93,1.01] | [0.97,1.02] | |
| Dentist supply | 1.06 | 1.06 | 1.06 | 1.09* | 0.97 | 1.10 | 1.13 |
| [0.97,1.16] | [0.96,1.16] | [0.91,1.24] | [1.00,1.20] | [0.79,1.20] | [0.85,1.42] | [0.98,1.30] | |
| N | 76,069 | 70,409 | 28,322 | 88,798 | 16,917 | 11,753 | 34,767 |
95% CIs are in brackets. N indicates the number of child‐year observations included in the regressions. As noted above, N varies between outcomes in the conditional logit model because only children with variation in the outcome over time are included. The ORs and CIs are rounded to two decimals.
*p < .1; **p < .05; ***p < .01.