Evaluation of the Safety and Effectiveness of Intense Pulsed Light in the Treatment of Meibomian Gland Dysfunction

Table 3

Evaluation of number of orifices within central 1 cm, conjunctival injection, and corneal staining changes during IPL treatments.

	Mean ± SD
	Baseline	Day 15	Day 45	Day 75
Number of orifices (central 1 cm)	2.8 ± 2.8	4.3 ± 3.1	5.3 ± 3.5	4.9 ± 3.3
		<0.01	0.02	0.96
Conjunctival injection	0.95 ± 0.45	0.60 ± 0.55	0.58 ± 0.55	0.63 ± 0.49
		0.01	1	1
Corneal staining	0.15 ± 0.49	0.03 ± 0.16	0.03 ± 0.16	0.08 ± 0.35
		0.39	1	0.96

Notes: ; paired -test compared to the previous visit with the Bonferroni correction.
SD: standard deviation.