Relationship between Outer Retinal Layers Thickness and Visual Acuity in Diabetic Macular Edema

Table 1

Comparison of the results of the current study with other similar studies.

	Number of subjects	Parameters		value
Present study	78	ELM-RPE	0.42	<0.001
Forooghian et al. [14], 2010	30	IS/OS-RPE	0.37–0.66^*	<0.001
DRCR.net [8], 2007	251	CRT	0.27	<0.001
Ozdemir et al. [15], 2005	20	CRT	0.54	<0.001
Catier et al. [16], 2005	27	CRT	0.30	0.003
Bandello et al. [17], 2005	28	CRT	0.33	0.001
Laursen et al. [18], 2004	23	CRT	0.08	0.20
Massin et al. [19], 2003	15	CRT	0.13	0.19
Martidis et al. [20], 2002	16	CRT	0.15	0.14
Otani and Kishi [21], 2001	11	CRT	0.34	0.06

, square of correlation coefficient. ELM, external limiting membrane. RPE, retinal pigment epithelium. IS/OS, inner segment/outer segment junction. CRT, central retinal thickness.
^*Range of for macular grid, central subfield, and central point measurement.