Table 4.
Multi-way ANCOVA on post-obturation pain intensity after 1 day (n = 156) (*Significant result, p < 0.05)
| Independent variable | Unadjusted model | Adjusted model | ||||
|---|---|---|---|---|---|---|
| Estimate | 95 % C.I. | p-value | Estimate | 95 % C.I. | p-value | |
| Single-visit | -0.80 | -1.34 - -0.27 | <0.01* | -0.79 | -1.34 - -0.23 | 0.01* |
| Thermafil (Obturation method) | 0.78 | 0.20 - 1.36 | 0.01* | 0.96 | 0.32 - 1.60 | <0.01* |
| Use of loupe | 0.68 | 0.15 - 1.22 | 0.01* | 0.33 | -0.23 - 0.90 | 0.24 |
| Operator’s experience < =10 years | -0.58 | -1.17 - 0.01 | 0.05 | |||
| Male (Gender) | 0.10 | -0.45 - 0.66 | 0.71 | |||
| Upper teeth | 0.07 | -0.48 - 0.63 | 0.79 | |||
| Anterior teeth | -0.19 | -0.85 - 0.47 | 0.58 | |||
| Single canal | 0.34 | -0.22 - 0.9 | 0.23 | |||
| C-shaped canal | -1.20 | -2.42 - 0.02 | 0.05 | |||
| Periodontal pocket | 0.30 | -0.58 - 1.17 | 0.50 | |||
| Apical periodontitis | 0.34 | -0.30 - 0.99 | 0.29 | |||
| Tender to percussion | 0.66 | 0.11 - 1.21 | 0.02* | -0.5 | -1.19 - 0.19 | 0.15 |
| Hypermobility | 0.35 | -1.20 - 1.90 | 0.66 | |||
| Abscess or sinus tract | 1.75 | 0.67 - 2.83 | <0.01* | 1.49 | 0.42 - 2.56 | 0.01* |
| Tooth vitality | -0.50 | -1.04 - 0.04 | 0.07 | |||
| Opposing tooth | 1.31 | -0.09 - 2.72 | 0.07 | |||
| Age | 0.00 | -0.01 - 0.02 | 0.68 | |||
| Pre-operative pain intensity | 0.12 | 0.04 - 0.20 | <0.01* | 0.11 | 0.02 - 0.20 | 0.02* |
| Treatment time | 0.01 | 0.00 - 0.02 | 0.11 | |||