Fig. 3From: Event-related potential (ERP) evidence for visual processing differences in children and adults with cystinosis (CTNS gene mutations)Spearman correlations between P1 and age (A), verbal IQ (B), and non-verbal IQ (C). Correlation coefficients and their significance are presented for the full sample when groups did not differ (age and non-verbal IQ) and per group when groups differed (verbal IQ)Back to article page