Table 6.
Association of self-reported frequent headache with other variables
| Variable | Value | B (SE) | Odds ratio | Confidence interval | P-valuea |
|---|---|---|---|---|---|
| Constant | – | −0.81 (0.44) | – | – | 0.06 |
| Sleep bruxism | Yes | 1.71 (0.49) | 5.51 | 2.10–14.45 | < 0.01 |
| No (reference) | – | – | – | ||
| HADS- anxiety score | Abnormal | 0.51 (0.68) | 1.66 | 0.44–6.27 | 0.45 |
| Borderline | −0.10 (0.84) | 0.90 | 0.17–4.68 | 0.90 | |
| Normal (reference) | – | – | – | 0.72 | |
| HADS- depression score | Abnormal | −1.11 (0.79) | 0.33 | 0.07–1.53 | 0.16 |
| Borderline | −0.94 (0.64) | 0.39 | 0.11–1.36 | 0.14 | |
| Normal (reference) | – | – | – | 0.19 |
aBinary logistic regression (dependent variable: sleep bruxism versus controls), p-values < 0.05 was considered statistically significant are shown in bold. B: coefficient (intercept); SE Standard Error, HADS Hospital Anxiety and Depression Score