Table 1 Variables and the grading criteria involved in data analysis
From: Success rate of fractured teeth receiving modified crown lengthening surgery and restorations
Variables | Grading scale |
|---|---|
Age | Years old |
Gender | Female = 0; Male = 1 |
Tooth position | Anterior = 0; Posterior = 1 |
Location of fracture margin | Supra/equal-crestal = 0; Sub-crestal = 1 |
Morphology of fracture margin | Knifed = 0; Stepped = 1 |
Residual fragments | Yes = 0; No = 1 |
Quantity of bone resection | Millimeters (mm) |
RM-GM | Millimeters (mm) |
Plaque control | Good = 0; Poor = 1 |
Smoking status | No = 0; Yes = 1 |
Adverse oral parafunction | No = 0; Yes = 1 |
Failure | Yes = 0; No = 1 |
Follow-up time | Years |