Table 1. Repeatability of thickness estimates and retinal layers in a mixed cohort of healthy controls and MS/CIS patients as measured by intraclass correlation coefficients (ICC) with 95%-confidence intervals.

Estimate	mRNFL	GCL	IPL	GCIP	INL	OPL	ONL
A	0.98 [0.99–0.97]	0.99 [0.99–0.98]	0.99 [0.99–0.98]	1.00 [1.00–1.00]	0.97 [0.98–0.96]	0.82 [0.88–0.72]	0.98 [0.99–0.97]
B	0.97 [0.98–0.95]	0.99 [1.00–0.99]	0.99 [0.99–0.98]	1.00 [1.00–1.00]	0.96 [0.98–0.94]	0.75 [0.84–0.63]	0.97 [0.98–0.95]
C	0.98 [0.99–0.97]	1.00 [1.00–0.99]	0.99 [1.00–0.99]	1.00 [1.00–1.00]	0.98 [0.99–0.96]	0.78 [0.86–0.68]	1.00 [1.00–0.99]
D	0.98 [0.99–0.97]	0.96 [0.98–0.94]	0.96 [0.97–0.93]	0.98 [0.99–0.97]	0.87 [0.92–0.80]	0.87 [0.92–0.80]	1.00 [1.00–0.99]
E	0.97 [0.98–0.95]	0.99 [1.00–0.99]	0.98 [0.99–0.97]	1.00 [1.00–0.99]	0.90 [0.94–0.85]	0.69 [0.80–0.56]	0.99 [1.00–0.99]
F	0.88 [0.92–0.81]	0.99 [0.99–0.99]	0.98 [0.99–0.97]	0.99 [1.00–0.99]	0.83 [0.89–0.75]	0.62 [0.75–0.47]	0.92 [0.95–0.87]
G	0.96 [0.98–0.94]	0.93 [0.95–0.88]	0.89 [0.93–0.83]	0.94 [0.96–0.91]	0.72 [0.82–0.59]	0.68 [0.79–0.54]	0.99 [0.99–0.99]
H	0.92 [0.95–0.87]	0.96 [0.98–0.94]	0.96 [0.97–0.93]	0.98 [0.99–0.97]	0.73 [0.82–0.60]	0.59 [0.72–0.43]	0.98 [0.99–0.98]
I	0.81 [0.88–0.71]	0.96 [0.97–0.93]	0.93 [0.96–0.89]	0.98 [0.99–0.97]	0.83 [0.90–0.75]	0.55 [0.69–0.38]	0.98 [0.99–0.97]
J	0.92 [0.95–0.88]	0.82 [0.89–0.73]	0.77 [0.86–0.66]	0.86 [0.91–0.79]	0.76 [0.85–0.65]	0.80 [0.87–0.70]	0.92 [0.95–0.87]
K	0.98 [0.99–0.97]	NA	NA	1.00 [1.00–1.00]	NA	NA	NA
L	0.99 [0.99–0.98]	NA	NA	1.00 [1.00–1.00]	NA	NA	NA

Abbreviations: mRNFL = macular retinal nerve fiber layer, GCL = ganglion cell layer, IPL = inner plexiform layer, GCIP = combined GCL and IPL, INL = inner nuclear layer, OPL = outer plexiform layer, ONL = outer nuclear layer.