Anti-Inflammatory Effects of Melatonin and 5-Methoxytryptophol on Lipopolysaccharide-Induced Acute Pulpitis in Rats

Table 1

Parameters and scores used for evaluation.

Parameters	Scores
Extension of the inflammatory reaction	Score 1—absent
	Score 2—restricted to the 45 to 52.5 degrees of the pulp cavity
	Score 3—involved into the 52.5 to 60 degrees of the pulp cavity
	Score 4—involved into the 60 to 67.5 degrees of the pulp cavity
	Score 5—involved into the 67.5 to 75 degrees of the pulp cavity
	Score 6—involved into the 75 to 82.5 degrees of the pulp cavity
	Score 7—involved into the 82.5 to 90 degrees of the pulp cavity
	Score 8—involved into the 90 to 97.5 degrees of the pulp cavity
	Score 9—involved into the 97.5 to 105 degrees of the pulp cavity
Intensity of the inflammatory infiltrate	Score 1—0 to 20 inflammatory cells
	Score 2—20 to 40 inflammatory cells
	Score 3—40 to 60 inflammatory cells
	Score 4—over 60 inflammatory cells
Inflammatory edema	Score 1—absent
	Score 2—present
Extension of pulp necrosis (45 to 105 degrees area)	Score 1—absent
	Score 2—1%-20% necrotic area
	Score 3—20%-30% necrotic area
	Score 4—over 30% necrotic area