Table 4.
Univariate cox regression analyses between restoration failures and associated factors
| Variable | 2-year Survival% |
SE | HR Univariate † 95% CI ‡ |
p-value |
|---|---|---|---|---|
| Restorative material | ||||
| Equia Forte (ref) | 44.98 | 0.06 | 1.31 (0.85–2.01) | 0.215 |
| Riva Self Cure | 32.06 | 0.06 | ||
| Operator | ||||
| 1 (ref) | 37.81 | 0.06 | 0.98 (0.63–1.51) | 0.929 |
| 2 | 39.83 | 0.06 | ||
| Caries Experience (DMFT/dmft) | ||||
| 1–3 | 34.86 | 0.08 | 0.88 (0.55–1.42) | 0.616 |
| > 3 | 40.24 | 0.05 | ||
| Jaw | ||||
| Superior (ref) | 41.50 | 0.07 | 1.08 (0.70–1.68) | 0.707 |
| Inferior | 36.56 | 0.06 | ||
| Age (years) | ||||
| 3–5 | 34.52 | 0.08 | 0.78 (0.48–1.26) | 0.319 |
| > 5 | 40.11 | 0.05 | ||
| Sex | ||||
| Female (ref) | 45.99 | 0.07 | 1.12 (0.72–1.74) | 0.597 |
| Male | 34.75 | 0.06 | ||
| Volume | ||||
| 0–10 mm3 (ref) | 43.27 | 0.11 | 1.29 (0.73–2.29) | 0.388 |
| > 10mm3 | 37.55 | 0.05 | ||
| Surface | ||||
| OM | 39.13 | 0.07 | 1.09 (0.70–1.69) | 0.688 |
| OD | 38.22 | 0.05 | ||
| TOTAL | 38.73 | 0.04 | - | |
HR = Hazard ratio; CI = confidence interval; SE = standard error 95% CI