Table 3. Results for treatment maintenance phases on primary and secondary measures.
| Variable | Baseline | Month 1 | Month 2 | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| ITG (N = 24) M (SD) |
IWLG (N = 24) M (SD) |
ITG (N = 22) M (SD) |
IWLG (N = 20) M (SD) |
ITG (N = 22) M (SD) |
IWLG (N = 19) M (SD) |
η p 2 (between) | p (between) | η p 2 (within) Month 1–2 |
p
(within)
Month 1–2 |
|
| CL-ARI+ | ||||||||||
| Temper Outbursts | 0.44 (0.12) | 0.46 (0.10) | 0.25 (0.19) | 0.33 (0.14) | 0.23 (0.18) | 0.30 (0.18) | 0.07 | .103 | .04 | .233 |
| Irritable Mood | 0.56 (0.22) | 0.48 (0.22) | 0.25 (0.26) | 0.37 (0.24) | 0.28 (0.25) | 0.37 (0.27) | 0.06 | .123 | .00 | .911 |
| Impairment | 0.365 (0.15) | 0.31 (0.17) | 0.12 (0.11) | 0.20 (0.21) | 0.14 (0.16) | 0.21 (0.19) | 0.07 | .102 | .014 | .460 |
| Total | 44.9 (11.3) | 41.6 (11.7) | 20.2 (16.6) | 29.7 (17.0) | 21.3 (18.3) | 29.5 (18.9) | 0.08 | .080 | 0.00 | .981 |
| CGI-I+ | 2.27 (0.88) | 3.05 (1.32) | 2.27 (0.94) | 3.16 (1.34) | 0.15 | .011* | 0.00 | 1.00 | ||
| CGI-S | 3.96 (0.55) | 4.00 (0.65) | 2.77 (1.15) | 3.45 (1.10) | 2.64 (1.26) | 3.16 (0.96) | 0.10 | .049* | 0.14 | .015* |
| CGAS | 55.1 (6.33) | 55.3 (6.55) | 66.2 (10.5) | 61.3 (9.58) | 68.2 (13.4) | 62.8 (8.88) | 0.07 | .088 | 0.19 | .005* |
| PTP | 2.86 (1.17) | 3.70 (1.69) | 2.82 (1.33) | 3.37 (1.42) | 0.08 | .080 | 0.05 | .147 | ||
| ARI | 8.38 (1.84) | 8.38 (2.02) | 3.25 (2.61) | 5.00 (3.16) | 2.82 (3.00) | 4.37 (3.08) | 0.09 | .065 | 0.20 | .004* |
| SDQ | ||||||||||
| Externalising Score | 11.0 (2.77) | 11.7 (4.33) | 7.52 (3.67) | 8.80 (3.79) | 6.86 (3.58) | 8.53 (3.88) | 0.04 | .206 | 0.09 | .062 |
| Internalising Score | 5.88 (3.13) | 6.96 (4.14) | 3.13 (2.83) | 5.00 (3.43) | 2.32 (2.08) | 4.63 (3.37) | 0.13 | .022* | 0.11 | .036* |
| Total Difficulties Score | 16.6 (3.93) | 18.6 (7.13) | 10.7 (4.82) | 13.8 (6.27) | 9.18 (4.98) | 13.2 (5.93) | 0.10 | .040* | 0.20 | .003* |
| Impact Score | 3.63 (1.66) | 3.92 (1.91) | 1.39 (1.59) | 2.15 (2.41) | 1.00 (1.48) | 2.00 (2.47) | 0.06 | .140 | 0.07 | .086 |
| SNAP-IV | ||||||||||
| ADHD | 29.6 (10.2) | 33.0 (12.5) | 22.0 (11.3) | 23.1 (11.2) | 21.0 (11.1) | 25.4 (12.4) | 0.02 | .409 | 0.02 | .421 |
| ODD | 15.5 (4.88) | 15.1 (4.74) | 8.17 (5.37) | 9.95 (5.24) | 8.86 (6.88) | 9.95 (5.19) | 0.02 | .382 | 0.00 | .776 |
| EBQ | 34.8 (5.47) | 34.4 (5.95) | 35.3 (5.64) | 34.8 (5.20) | 36.3 (5.61) | 35.1 (5.01) | 0.01 | .576 | .030 | .276 |
| DASS-21 | ||||||||||
| Depression | 4.67 (5.49) | 7.08 (6.49) | 2.70 (2.93) | 4.70 (7.00) | 2.27 (3.40) | 4.32 (5.34) | 0.06 | .128 | 0.02 | .388 |
| Anxiety | 2.58 (2.73) | 4.42 (5.66) | 1.65 (3.60) | 3.60 (6.34) | 2.18 (3.75) | 2.74 (5.26) | 0.02 | .375 | 0.01 | .469 |
| Stress | 13.50 (7.42) | 14.50 (6.76) | 9.30 (6.54) | 10.7 (8.24) | 8.91 (8.72) | 10.1 (5.55) | 0.01 | .548 | 0.003 | .732 |
Note. M = mean; SD = standard deviation, d = Cohen’s d effect size measure; RCT = randomized control trial phase; IRP = immediate replication phase; CL-ARI = Revised Clinician-rated Affective Reactivity Scale; CGI-I = Clinical Global Impressions Improvement Scale; PTP = Parent Target Problem Rating Scale; ARI = Affective Reactivity Index; SDQ = Strengths and Difficulties Questionnaire; SNAP-IV = The Child Swanson, Nolan, and Pelham-IV Questionnaire 26; EBQ = Eating Behavior Questionnaire.
+ = primary measure
* p < .05