Table 4.
Multivariable logistic regression modeling of predictors for experiencing pain 6 months following root canal treatment (n=611)
| Covariate | aOR (95% CI)1 | P-value |
|---|---|---|
|
| ||
| Dentist’s training specialty: | ||
| General practitioner | 1.44 (0.83–2.50) | 0.20 |
| Endodontist | 1.0 (Ref) | |
|
| ||
| Patient’s gender: | ||
| Male | 0.82 (0.45–1.47) | 0.49 |
| Female | 1.0 (Ref) | |
|
| ||
| Patient’s age (1-year increase) | 1.00 (0.98–1.02) | 0.94 |
|
| ||
| Patient’s pain duration over last week (1-day increase) | 1.19 (1.07–1.33) | 0.001 |
|
| ||
| Patient’s expected treatment outcome: | ||
| Very good | 0.39 (0.22–0.67) | <0.001 |
| Fair to good | 1.0 (Ref) | |
|
| ||
| Patient’s household income: | ||
| <$50,000 | 1.65 (0.94–2.90) | 0.08 |
| ≥$50,000 | 1.0 (Ref) | |
OR = Odds ratio
CI = Confidence interval
1
Due to missing values, 611 patients were included in the logistic regression modeling.