. 2016 Jul 22;15:87. doi: 10.1186/s12938-016-0206-x

Table 5.

Retinal thickness ratio feature data

Computer quantitative feature names	Definition	Ref model value
Fovea thickness ratio $T R_{F o v e a}$	$T_{F o v e a} / T_{F o v e o l a}$	1.22 ± 0.04
Left parafovea thickness ratio $T R_{P A_L}$	$T_{P A_L} / T_{F o v e o l a}$	1.55 ± 0.10
Right parafovea thickness ratio $T R_{P A_R}$	$T_{P A_R} / T_{F o v e o l a}$	1.54 ± 0.10
Left perifovea thickness ratio $T R_{P E_L}$	$T_{P E_L} / T_{F o v e o l a}$	1.43 ± 0.13
Right perifovea thickness ratio $T R_{P E_R}$	$T_{P E_R} / T_{F o v e o l a}$	1.43 ± 0.13