Table 1 Criteria used for radiographic quality assessment of root canal fillings
Parameters | Criteria | Definition | Score |
|---|---|---|---|
Length of root canal filling | Adequate | Root filling ending 0–2 mm of the radiographic apex | 1 |
Over-filling | Root filling ending beyond the radiographic apex | 0 | |
Short-filling | Root filling ending > 2 mm short of the radiographic apex | 0 | |
Density of root canal filling | Adequate | No voids present in the root filling or between root filling and root canal walls | 1 |
Inadequate | Voids present in the root filling or between root filling and root canal walls | 0 | |
Taper of root canal filling | Adequate | Consistent taper from the orifice to the apex | 1 |
Inadequate | No consistent taper from the orifice to the apex | 0 |