. Author manuscript; available in PMC: 2014 Sep 1.

Published in final edited form as: Infancy. 2012 Dec 1;18(5):10.1111/infa.12003. doi: 10.1111/infa.12003

Table 1.

Descriptive Statistics for Negative Affect and Strategy Variables

	Mother-Infant		Father-Infant		Social Partner Effect		Social Partner X Order Effect		Between Partner

	First SFP M(SD)	Second SFP M(SD)	First SFP M(SD)	Second SFP M(SD)	F(df)	η_p²	F (df)	η_p²	r
3 months
Negative Affect	.06 (.21)	.22 (.37)	.12 (.27)	.26 (.48)	1.68 (1, 115)	.01	12.26 (1, 115)^**	.10	.06
Look at Parent	.51 (.27)	.38 (.25)	.53 (.25)	.41 (.25)	.61 (1, 115)	.01	21.45 (1, 115)^***	.16	.20^*
Distraction	.45 (.28)	.57 (.27)	.44 (.26)	.44 (.26)	.44 (1, 115)	.00	14.43 (1, 115)^***	.11	.22^*
High Intensity Motor	.04 (.05)	.11 (.10)	.04 (.05)	.12 (.10)	.52 (1, 115)	.00	64.85 (1, 115)^***	.36	−.07
Self-Soothing	.25 (.27)	.22 (.23)	.24 (.24)	.25 (.26)	.14 (1, 115)	.00	.14 (1, 115)	.00	.39^***
5 months
Negative Affect	.06 (.17)	.31 (.44)	.06 (.19)	.20 (.50)	1.89 (1, 118)	.02	23.16 (1, 118)^***	.16	.18^*
Look at Parent	.25 (.22)	.22 (.17)	.22 (.18)	.24 (.21)	.08 (1, 118)	.00	1.01 (1, 118)	.01	.26^**
Distraction	.75 (.22)	.75 (.20)	.76 (.21)	.75 (.20)	.07 (1, 118)	.00	.11 (1, 118)	.00	.23^*
High Intensity Motor	.14 (.15)	.17 (.13)	.10 (.14)	.17 (.14)	2.57 (1, 118)	.02	16.64 (1, 118)^***	.12	.48^***
Self-Soothing	.22 (.27)	.19 (.17)	.21 (.25)	.19 (.23)	.00 (1, 118)	.00	.86 (1, 118)	.01	.26^**
7 months
Negative Affect	.03 (.08)	.24 (.37)	.05 (.15)	.19 (.33)	.24 (1, 114)	.00	28.44 (1, 114)^***	.20	.01
Look at Parent	.20 (.18)	.25 (.15)	.23 (.18)	.20 (.16)	.11 (1, 114)	.00	.14 (1, 114)	.00	.16
Distraction	.80 (.18)	.74 (.16)	.77 (.18)	.78 (.18)	.01 (1, 114)	.00	.80 (1, 114)	.01	.17
High Intensity Motor	.19 (.16)	.21 (.14)	.17 (.14)	.18 (.15)	3.43 (1, 114)	.03	1.18 (1, 114)	.01	.50^***
Self-Soothing	.15 (.24)	.13 (.18)	.08 (.16)	.17 (.20)	.39 (1, 114)	.00	2.27 (1, 114)	.02	.22^*

Note:

^***

p < .001;

^**

p < .01;

p < .05.