Table 1:
Reward Positivity Analyses | Late Positive Potential Analyses | |||||
---|---|---|---|---|---|---|
Waitlist (N = 58) | Treatment (N = 60) | Group Comparison | Waitlist (N = 55) | Treatment (N = 44) | Group Comparison | |
Sex (% male) | 64 | 65 | X21= 0.02, p=0.89 | 67 | 64 | X21= 0.14, p=0.71 |
Race | ||||||
% White | 80 | 78 | X22= 0.39, p=0.82 | 79 | 80 | X22= 0.42, p=0.81 |
% African American | 9 | 12 | 9 | 11 | ||
% Other | 12 | 10 | 13 | 9 | ||
Age y, mean (SD) | 5.83 (0.80) | 5.46 (0.84) | t116= 2.44, p=0.02 | 5.79 (0.84) | 5.64 (0.81) | t97= 0.83, p=0.41 |
Preschool Feelings Checklist (PFC) scale score, mean (SD) | 41.76 (11.82) | 37.73 (9.17) | t116= 2.07, p=0.04 | 42.04 (11.45) | 37.32 (10.22) | t97= 2.14, p=0.04 |
Anhedonia sum score | 1.40(1.11) | 1.38(1.01) | t116= .07, p=0.95 | 1.45(1.12) | 1.32(1.05) | t97= .62, p=0.54 |
% Co-morbid externalizing disorders | 55 | 47 | X21= 0.85, p=0.36 | 60 | 46 | X21= 2.08, p=0.15 |
% on non-antidepressant medications | 2 | 7 | X21= 1.77, p=0.18 | 2 | 2 | X21= 0.03, p=0.87 |
Income-to-Needs, mean (SD) | 2.85 (1.38) | 2.99 (1.26) | t116= −0.57, p=0.57 | 2.86 (1.34) | 3.04 (1.25) | t97= −0.68, p=0.50 |
Abbreviations: SD = standard deviation; % = percent; t=t-test test statistic; p=p-value; X2=Chi-Square test statistic