Table 2.

Mean of differences of BMO-MRW presented in µm

Baseline	G	TI	T	TS	N	NS	NI
1y:G	− 1.6 ± 16.8
1y:TI		− 3.8 ± 28.1
1y: T			− 3.1 ± 17.2
1y: TS				− 0.2 ± 16.1
1y: N					Median: + 1.13 (Wilcoxon)
1y: NS						Median: + 0.39 (Wilcoxon)
1y: NI							Median: + 5.7 (Wilcoxon)
4y: G	− 3.9 ± 24.3
4y: TI		− 3.1 ± 30.8
4y: T			+ 4.3 ± 18.0
4y: TS				+ 5.4 ± 23.4
4y: N					Median: − 5.4 (Wilcoxon)
4y: NS						Median: − 1.7 (Wilcoxon)
4y: NI							− 1.4 ± 17.3

1y = one year follow up; 4y = four years follow up, No value deviated significantly from the respective baseline value performing two-tailed paired t-test or Wilcoxon-test respectively

G:global; TI:temporal inferior; T:temporal; TS:temporal superior; n:nasal; NS:nasal superior; NI:nasal inferior; BMO-MRW: Bruch Membran opening-Minimum Rim Width