Table 2.

Mean choroidal layer thickness in subjects with T2D and controls

Choroidal thickness, ETDRS (μm)	T2D (n=93 eyes)	Controls (n=34 eyes)	95% CI	P value
	MD (µm)±SD	MD (µm)±SD
Center thickness	241.3±9.1	289.0±15.6	−83.3 to −12.0	0.009
Total volume	6.2±0.2	7.3±0.3	−2.0 to −0.4	0.003
Inner temporal	235.9±8.2	274.8±13.6	−70.5 to −7.3	0.016
Inner superior	251.3±7.5	296.8±14.2	−76.6 to −14.5	0.004
Inner nasal	229.0±8.3	269.6±8.3	−74.9 to −6.2	0.021
Inner inferior	227.9±9.3	270.4±15.4	−77.9 to −7.1	0.019
Outer temporal	217.1±7.0	252.2±11.4	−61.2 to −9.0	0.008
Outer superior	243.5±7.3	292.2±13.5	−78.0 to −19.3	0.001
Outer nasal	185.1±7.7	220.5±14.2	−66.6 to −4.0	0.027
Outer inferior	208.8±8.5	255.0±11.8	−74.6 to −17.6	0.002
Average thickness	219.3±7.3	260.8±12.2	−69.0 to −13.9	0.003

Significant values in bold.

ETDRS, Early Treatment Diagnostic Retinopathy Study; MD, Average; T2D, type 2 diabetes.