Characterization of smooth pursuit performance in adolescent schizophrenics

High-risk research in schizophrenia: New strategies, new designs.

“…Regardless of clinical instrument and nature of performance indexes, the majority of studies directly correlating eye-tracking performance with symptomatology have found no significant relationships between the two domains (e.g., Ebmeier et al, 1990;Friedman et al, 1995;Jacobsen et al, 1996;Kelly et al, 1990;Levy et al, 1983;Lieberman et al, 1993;Obuchowski et al, 1996;Rea, Sweeney, Solomon, Walsh, & Frances, 1989;Sweeney et al, 1992Sweeney et al, , 1994Van den Bosch & Rozendaal, 1988). There are only a few exceptions to this general trend, for example, the study conducted by Katsanis and Iacono (1991) and those by colleagues (e.g., Sweeney et al, 1992,1994).…”