“…P3 amplitude reduction has also been associated with internalizing problems. The strongest associations have been with depression, where several studies have found greater reductions in P3 for depressed populations compared to control groups (Baribeau‐Braun & Lesevre, 1983; Blackwood et al., 1987; Deldin, Keller, Gergen, & Miller, 2001; Diner, Holcomb, & Dykman, 1985; Enoch, White, Harris, Rohrbaugh, & Goldman, 2001; Gangadhar, Ancy, Janakiramaiah, & Umapathy, 1993; Nan et al., 2018; Pfefferbaum, Wenegrat, Ford, Roth, & Kopell, 1984; Röschke & Wagner, 2003; Singh, Shukla, Dalal, Sinha, & Trivedi, 2000; Thier, Axman, & Giedke, 1986). Additional avenues of research have explored whether the particular type of depression has an effect on P3.…”