Table 2. Mean number of treatments used to achieve treatment outcomes.

Improvement after treatment
	Excellent >75%	Moderate 50–75%	Mild 0–49%
Mean no. ILT treatments in females	2	4	2
Mean no. ILT treatments in males	5	5	2
Mean no. PDL treatments in females	12	12	6
Mean no. PDL treatments in males	8	17	7