Table 8. Direct comparison between naïve and non-naïve patients (mean CMT difference at all follow-up visits).

Mean CMT difference (µm)	Naïve patients	Non-naïve patients	P	Effect size, η2
2wk	-66.40±81.23	-122.00±16.97	--a
Month 1	-121.75±112.83	-211.33±58.59	--a
Month 2	-173.36±93.84	-154.67±65.43	0.585	0.008
Month 3	-132.36±131.92	-73.67±55.67	0.191	0.100
Month 4	-99.64±118.27	-72.29±86.97	0.721	0.003
Month 6	-56.39±100.95	-46.89±93.87	0.797	0.002

CMT: Central macular thickness; SD: Standard deviation. ^aNo comparison was performed for these 2 groups due to low number of patients.

mean±SD