marginally significantp = .074
Follow-up paired t-tests were marginally significant for 1-back performance at the 4-week dose (t(28) = 1.86, p = .074, d = 0.35) and statistically significant at 8-weeks (t(27) = 3.36, p = .002, d = 0.65) and 12-weeks (t(24) = 3.37, p = .003, d = 0.65).