Table I.
Parent’s report of internalizing symptoms: CBCL Internalizing Score means and test statistics.
| Mean (5D) |
ANCOVA F-Statistic d (95% CI lower bound; upper bound) |
|||||
|---|---|---|---|---|---|---|
| PRP | PEP | Control | PRP vs. Control | PEP vs. Control | PRP VS. PEP | |
|
|
|
|||||
| Baseline | 10.34 (7.20) |
10.15 (7.96) |
8.38 (6.58) |
F (1, 464) = 8.93** d = 0.27 (0.09; 0.45) |
F (1, 463) = 7.08** d = 0.25 (0.06; 0.43) |
F (1, 461) = .10 d = 0.03 (−0.15; 0.21) |
| Post | 7.92 (6.70) |
7.93 (6.84) |
7.86 (6.31) |
F (1, 458)= 10.57** d = −0.19 (−0.30; −0.08) |
F (1, 457) = 9.87** d = −0.13 (−0.29; −0.07) |
F (1, 455) = .04 d = −0.01 (−0.12; 0.10) |
| 6 months | 7.67 (5.63) |
7.13 (5.99) |
7.42 (6.12) |
F (1, 458) = 2.12 d = 0.09 (−0.22; 0.04) |
F (1, 457) = 9.41** d =−0.20 (−0.32; −0.07) |
F (1, 455) = 2.78† d = 0.10 (−0.02; 0.23) |
| 12 months | 6.17 (5.30) |
6.40 (5.74) |
6.59 (5.76) |
F (1, 458) = 13.37*** d = −0.23 (−0.36; −0.10) |
F (1, 457) = 9.26** d = −0.20 (−0.32; −0.07) |
F (1, 455) = .26 d = −0.03 (−0.16; 0.09) |
| 18 months | 6.16 (5.14) |
6.55 (5.71) |
7.56 (5.68) |
F (1, 458) = 48.63*** d = −0.44 (−0.56; −0.32) |
F 11,457)= 39.24*** d = −0.37 (−0.49; −0.25) |
F (1, 455) = 1.41 d = −0.07 (−0.19; 0.05) |
| 24 months | 4.94 (4.79) |
5.46 (5.00) |
6.29 (5.17) |
F (1, 458) = 35.92*** d = −0.43 (−0.56; −0.29) |
F (1, 457)= 17.51*** d = −0.30 (−0.43; −0.16) |
F (1, 455) = 3.68† d = −0.13 (−0.27; 0.01) |
| 30 months | 5.53 (4.81) |
6.06 (5.75) |
7.03 (5.75) |
F (1, 458) = 31.11*** d = −0.41 (−0.55; −0.27) |
F (1, 457) = 21.24*** d =−0.34 (−0.47;−0.19) |
F (1, 455) = 1.27 d = −0.08 (−0.22; 0.06) |
| 36 months | 5.01 (4.69) |
5.45 (5.08) |
6.00 (5.04) |
F (1, 458) = 20.48*** d = −0.35 (−0.50; −0.21) |
F (1, 457)= 14.14*** d = −0.27 (−0.41; −0.13) |
F (1, 455) = 1.31 d = −0.08 (−0.23; 0.06) |
†
p < .1;
*
p < .05;
**
p < .01;
***
p < 001