Assessment of hydroxychloroquine maculopathy after cessation of treatment: an optical coherence tomography and multifocal electroretinography study

Figures & data

Figure 1 VA distribution.

Notes: Boxplots of VA (logMAR) mean values for each eye at the first and second visits.
Abbreviations: logMAR, log minimum angle of resolution; VA, visual acuity; VALE1 and 2, VA of left eye at first and second visits, respectively; VARE1 and 2, VA of right eye at first and second visits, respectively.

Figure 2 Retinal thickness distribution.

Notes: Boxplots of retinal thickness (in micrometers) mean values for each eye at the first and second visits.
Abbreviations: RTLE1 and 2, retinal thickness of left eye at first and second visits, respectively; RTRE1 and 2, retinal thickness of right eye at first and second visits, respectively.

Table 1 Mean values and standard deviation of amplitudes (mf) and implicit time (T) of the central and peripheral responses at the first and second visits

	First visit		Second visit
Amplitudes (nV/deg^2), mean (SD)	mf1RE1	154.7 (17.2)	mf1RE2	174.5 (19.5)
	mf1LE1	163.6 (16.2)	mf1LE2	177.1 (18.4)
	mf2RE1	51.7 (14.8)	mf2RE2	62.0 (15.5)
	mf2LE1	57.1 (15.0)	mf2LE2	66.6 (17.1)
Implicit times (ms), mean (SD)	T1RE1	41.1 (0.7)	T1RE2	41.2 (0.9)
	T1LE1	41.5 (0.9)	T1LE2	41.3 (0.8)
	T2RE1	39.8 (2.6)	T2RE2	39.9 (2.2)
	T2LE1	40.1 (1.7)	T2LE2	40.3 (1.8)

Abbreviations: mf1RE1, amplitude, central area, right eye, first visit; mf1LE1, amplitude, central area, left eye, first visit; mf2RE1, amplitude, peripheral area, right eye, first visit; mf2LE1, amplitude, peripheral area, left eye, first visit; mf1RE2, amplitude, central area, right eye, second visit; mf1LE2, amplitude, central area, left eye, second visit; mf2RE2, amplitude, peripheral area, right eye, second visit; mf2LE2, amplitude, peripheral area, left eye, second visit; T1RE1, implicit time, central area, right eye, first visit; T1LE1, implicit time, central area, left eye, first visit; T2RE1, implicit time, peripheral area, right eye, first visit; T2LE1, implicit time, peripheral area, left eye, first visit; T1RE2, implicit time, central area, right eye, second visit; T1LE2, implicit time, central area, left eye, second visit; T2RE2, implicit time, peripheral area, right eye, second visit; T2LE2, implicit time, peripheral area, left eye, second visit; nV/deg2, nanovolts per degree squared; SD, standard deviation.

Figure 3 Amplitudes of central responses.

Notes: Boxplots of central amplitudes (nV/deg²) mean values for each eye at the first and second visits.
Abbreviations: LE, left eye; RE, right eye; mf, multifocal electroretinography reading; mf1RE1, central area, right eye, first visit; mf1RE2, central area, right eye, second visit; mf1LE1, central area, left eye, first visit; mf1LE2, central area, left eye, second visit; nV/deg², nanovolts per degree squared.

Figure 4 Amplitudes of peripheral responses.

Notes: Boxplots of peripheral amplitude (nV/deg²) mean values for each eye at the first and second visits.
Abbreviations: LE, left eye; RE, right eye; mf, multifocal electroretinography reading; mf2RE1, peripheral area, right eye, first visit; mf2RE2, peripheral area, right eye, second visit; mf2LE1, peripheral area, left eye, first visit; mf2LE2, peripheral area, left eye, second visit; nV/deg², nanovolts per degree squared.

Figure 5 Implicit times of central responses.

Notes: Boxplots of central implicit time (ms) mean values for each eye at the first and second visits.
Abbreviations: LE, left eye; RE, right eye; T1, time 1; T1LE1, central area, left eye, first visit; T1LE2, central area, left eye, second visit; T1RE1, central area, right eye, first visit; T1RE2, central area, right eye, second visit.

Figure 6 Implicit times of peripheral responses.

Notes: Boxplots of peripheral implicit time (ms) mean values for each eye at the first and second visits.
Abbreviations: LE, left eye; RE, right eye; T2LE1, peripheral area, left eye, first visit; T2LE2, peripheral area, left eye, second visit; T2RE1, peripheral area, right eye, first visit; T2RE2, peripheral area, right eye, second visit.