Table 3.
Spearman's correlations between fine-grained motion features and CIB composites for mother-infant dyads at 4 months (N = 19).
| 4 m | Fine–grained motion features | Body part | CIB Composites | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Maternal sensitivity | Maternal intrusiveness | Infant Involvement | Infant negative emotionality | Dyadic reciprocity | Dyadic negative states | Parent–led | Child–led | |||
| Dyadic parameters | Infant alternating onset ratio | Upper-body | 0.15 p = 0.55 |
−0.01 p = 0.96 |
−0.12 p = 0.64 |
0.21 p = 0.39 |
0.17 p = 0.49 |
0.04 p = 0.88 |
−0.13 p = 0.61 |
0.47 p = 0.04 |
| Arms | −0.11 p = 0.66 |
0.05 p = 0.83 |
0.06 p = 0.80 |
0.57 p = 0.01 |
0.02 p = 0.94 |
0.13 p = 0.60 |
−0.10 p = 0.69 |
0.14 p = 0.58 |
||
| Head | 0.34 p = 0.16 |
0.27 p = 0.26 |
0.17 p = 0.48 |
0.27 p = 0.27 |
0.37 p = 0.12 |
−0.19 p = 0.43 |
−0.10 p = 0.69 |
0.46 p = 0.05 |
||
| Maternal alternating onset ratio | Upper-body | 0.46 p = 0.05 |
−0.30 p = 0.22 |
0.52 p = 0.02 |
−0.42 p = 0.07 |
0.31 p = 0.20 |
−0.27 p = 0.27 |
−0.17 p = 0.49 |
0.34 p = 0.16 |
|
| Arms | −0.02 p = 0.95 |
−0.24 p = 0.33 |
0.13 p = 0.59 |
−0.04 p = 0.86 |
0.05 p = 0.85 |
−0.03 p = 0.92 |
−0.05 p = 0.85 |
0.04 p = 0.87 |
||
| Head | 0.54 p = 0.02 |
−0.47 p = 0.04 |
0.80 p < 0.001 | −0.36 p = 0.13 |
0.70 p = 0.001 |
−0.55 p = 0.01 |
−0.57 p = 0.01 |
0.36 p = 0.13 |
||
| Infant coactive onset ratio | Upper-body | 0.41 p = 0.08 |
−0.14 p = 0.56 |
0.37 p = 0.12 |
−0.04 p = 0.86 |
0.23 p = 0.35 |
−0.26 p = 0.29 |
−0.24 p = 0.33 |
0.37 p = 0.12 |
|
| Arms | 0.01 p = 0.97 |
0.07 p = 0.78 |
−0.07 p = 0.78 |
−0.02 p = 0.94 |
0.01 p = 0.97 |
0.05 p = 0.83 |
0.33 p = 0.17 |
0.10p = 0.68 | ||
| Head | 0.05 p = 0.85 |
−0.03 p = 0.90 |
0.38 p = 0.11 |
0.14 p = 0.58 |
0.25 p = 0.30 |
−0.33 p = 0.17 |
−0.12 p = 0.62 |
0.10 p = 0.70 |
||
| Maternal coactive onset ratio | Upper-body | 0.36 p = 0.13 |
−0.20 p = 0.41 |
0.17 p = 0.48 |
−0.65 p = 0.003 |
0.35 p = 0.15 |
−0.24 p = 0.32 |
−0.06 p = 0.81 |
0.14 p = 0.58 |
|
| Arms | 0.41 p = 0.08 |
−0.16 p = 0.50 |
0.37 p = 0.11 |
−0.29 p = 0.22 |
0.46 p = 0.05 |
−0.27 p = 0.27 |
−0.23 p = 0.34 |
0.30 p = 0.22 |
||
| Head | 0.35 p = 0.15 |
−0.20 p = 0.42 |
0.09 p = 0.72 |
−0.35 p = 0.15 |
0.20 p = 0.42 |
−0.11 p = 0.65 |
−0.14 p = 0.56 |
0.19 p = 0.45 |
||
Color indicates that the correlation is statistically significant at the 0.05 level (2-tailed).