Table 1 The Demographic and Clinical characteristics of the patients
|  | Normal mfERG (n = 21) | Abnormal mfERG (n = 40) | P-Value |
|---|---|---|---|
Sex |  |  | 0.289® |
 Female | 21 (36.8) | 36 (63.2) | |
 Male | 0 (0.0) | 4 (100.0) | |
Disease f (%) |  |  | 0.486© |
SLE | 15 (37.5) | 25 (62.5) | |
RA | 6 (28.6) | 15 (71.4) | |
Age |  |  | 0.711¶ |
 Mean ± SD | 47.0 ± 11.94 | 46.7 ± 11.27 | |
 Median [min, max] | 48 [23,65] | 46 [29,62] | |
Duration of Treatment (years) |  |  | 0.813¶ |
 Mean ± SD | 13.23 ± 5.83 | 13.15 ± 5.63 | |
 Median [min, max] | 13 [7,32] | 11.5 [7,24] | |
Daily Dose (mg/day) |  |  | 0.850¶ |
 Mean ± SD | 202.50 ± 49.29 | 215.0 ± 65.09 | |
 Median [min, max] | 200 [150,400] | 200 [150,400] | |
Total Dose of HCQ (mg) |  |  | 0.418¶ |
 Mean ± SD | 978.20 ± 523.20 | 1034.77 ± 590.09 | |
 Median [min, max] | 930.75 [511,2920] | 590.09 [511,2920] | |
BCVA (Best-corrected visual acuity) Decimal |  |  | 0.782¶ |
 Mean ± SD | 0.88 ± 0.18 | 0.81 ± 0.27 | |
 Median [min, max] | 0.90 [0.2,1.0] | 1.0 [0.2,1.0] | |
log MAR [Logarithm of the Minimum Angle of Resolution] |  |  | 0.172¶ |
 Mean ± SD | 0.069 ± 0.13 | 0.130 ± 0.20 | |
 Median [min, max] | 0.046 [0.0,0.07] | 0.0 [0.0,0.07] |