Evaluation of optical coherence tomography angiography parameters in patients treated with Hydroxychloroquine

BMC Ophthalmology

Table 2 SCP vessel density (%) parameters of OCTA

Variables		SLE (n = 40)	RA (n = 21)	All patients (n = 61)
Whole image	Normal mfERG	44.53 ± 4.84	50.68 ± 2.63	46.28 ± 5.08
	Abnormal mfERG	45.28 ± 4.60	44.71 ± 4.91	45.06 ± 4.66
	P-Value©	0.627	0.019*	0.575
Superior Hemi	Normal mfERG	44.75 ± 4.72	50.00 ± 2.86	46.25 ± 4.80
	Abnormal mfERG	44.81 ± 4.68	45.00 ± 5.81	44.88 ± 5.06
	P-Value©	0.972	0.085	0.549
Inferior Hemi	Normal mfERG	44.34 ± 5.04	51.22 ± 2.43	46.31 ± 5.66
	Abnormal mfERG	45.71 ± 4.58	45.21 ± 5.52	45.52 ± 4.88
	P-Value©	0.397	0.032*	0.520
Fovea	Normal mfERG	13.27 ± 8.87	17.06 ± 3.61	14.35 ± 7.97
	Abnormal mfERG	13.66 ± 6.83	12.25 ± 8.36	13.13 ± 7.36
	P-Value©	0.876	0.234	0.549
ParaFovea	Normal mfERG	43.78 ± 7.95	51.38 ± 4.21	45.95 ± 7.30
	Abnormal mfERG	46.01 ± 6.67	42.39 ± 6.72	44.76 ± 6.65
	P-Value©	0.277	0.012*	0.626
PeriFovea	Normal mfERG	45.69 ± 5.45	51.98 ± 2.75	47.49 ± 5.54
	Abnormal mfERG	46.01 ± 4.52	46.41 ± 4.98	46.15 ± 4.62
	P-Value©	0.845	0.030*	0.324

*P value < 0.05 and analysis using by independent t-test
SLE Systemic lupus erythematosus, RA Rheumatoid arthritis, mfERG Multifocal electroretinography, OCTA Optical coherence tomography angiography, SCP Superficial capillary plexus

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