Behavioral Categories | Pretest 1 (n = 15) M, SD | Posttest (n = 15) M, SD | Follow-up 1 (n = 15) M, SD | Follow up 2 (n = 15) M, SD | F ANOVA | Significant Comparisons | Cohen’s “d” |
Share | .49 ± .34 | .93 ± .27 | 1.16 ± .42 | 1.35 ± .6 | F = 19.46** | Pretest < Posttest * Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = 1.60) Pretest < Seg1 (d = 1.58) Pretest < Seg2 (d = 1.42) |
Reward | .11 ± .17 | .36 ± .38 | .48± .34 | .51 ± .37 | F = 11.96** | Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = .66) Pretest < Seg1 (d = 1.09) Pretest < Seg2 (d = 1.07) |
Visual Contact | .58 ± .31 | 1.04 ± .3 | 1.14 ± .23 | 1.20 ± .43 | F = 13.05** | Pretest < Posttest * Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = 1.52) Pretest < Seg1 (d = 2.38) Pretest < Seg2 (d = 1.41) |
Brief Approaches | .51 ± .37 | .83 ± .5 | 1.01 ± .39 | 1.12 ± .36 | F = 13.26** | Pretest < Seg1* Pretest < Seg2** | Pretest < Posttest (d = .63) Pretest < Seg1 (d = 1.28) Pretest < Seg2 (d = 1.72) |
Proximity | .52 ± .26 | .93 ± .37 | .91 ±.28 | 1.05 ± .36 | F = 10.02** | Pretest < Posttest * Pretest < Seg1** Pretest < Seg2* | Pretest < Posttest (d = 1.11) Pretest < Seg1 (d = 1.35) Pretest < Seg2 (d = 1.45) |
Physical Contact | .53 ± .29 | .93 ± .33 | .97 ± .25 | 1.09 ± .26 | F = 15.93** | Pretest < Posttest* Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = 1.21) Pretest < Seg1 (d = 1.73) Pretest < Seg2 (d = 2.16) |
Verbal Requests | .62 ± .42 | .87 ± .42 | 1.11 ± .24 | 1.31 ± .47 | F = 18.77** | Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = .61) Pretest < Seg1 (d = 2.02) Pretest < Seg2 (d = 1.47) |
Smile | .34 ± .28 | .70 ± .37 | .88 ± .30 | .97 ± .24 | F = 16.68** | Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = .95) Pretest < Seg1 (d = 1.77) Pretest < Seg2 (d = 2.58) |
Modelling | .01 ±. 04 | .16 ± .2 | .31 ± .15 | .26 ± .16 | F =20.06** | Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = .76) Pretest < Seg1 (d = 1.98) Pretest < Seg2 (d = 1.56) |
Laugh | .15 ± .13 | .38 ± .26 | .63 ± .22 | .62 ± .37 | F = 14.90** | Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = .85) Pretest < Seg1 (d = 2.06) Pretest < Seg2 (d = 1.26) |
Disapprove | .10 ± .18 | .02 ± .07 | 0 ± 0 | 0 ± 0 | F = 2.35* | Any | Pretest > Posttest (d = .90) |
Shout | 0 ± .03 | 0 ± 0 | 0 ± 0 | 0 ± 0 | F = 1 | Any | Any |
Ignore | .11 ± .24 | .05 ± .09 | .02 ± .06 | .03 ± .09 | F = .92 | Any | Pretest > Posttest (d = .69) Pretest > Seg1 (d = 1.39) Pretest > Seg2 (d = .87) |
Ask | .58 ± .37 | 1.07 ± .23 | 1.38 ± .30 | 1.36 ± .56 | F = 16.25** | Pretest < Posttest ** Pretest < Seg1** Pretest < Seg2** | Pretest < Posttest (d = 2.12) Pretest < Seg1 (d = 2.65) Pretest < Seg2 (d = 1.40) |