Table 2.
Correlation coefficients among main study variables.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. LSC-R | -- | ||||||||||||||
| 2. STAI | 0.29** | -- | |||||||||||||
| 3. EPDS | 0.34** | 0.66** | -- | ||||||||||||
| 4. PCL-C | 0.46** | 0.37** | 0.37** | -- | |||||||||||
| 5. CRISYS-R | 0.46** | 0.34** | 0.38** | 0.30** | -- | ||||||||||
| 6. IBQ-R NA | 0.14** | 0.15** | 0.13** | 0.10* | 0.12** | -- | |||||||||
| 7. IBQ-R O/R | 0.07 | −0.11** | −0.03 | 0.08 | 0.04 | −0.22** | -- | ||||||||
| 8. NM SF1 | 0.07 | 0.03 | −0.03 | −0.06 | −0.04 | 0.08 | −0.08 | -- | |||||||
| 9. NM SF2 | 0.11 | 0.00 | 0.00 | 0.04 | −0.07 | 0.04 | −0.11 | 0.66** | -- | ||||||
| 10. NM R1 | 0.10 | 0.00 | −0.04 | 0.03 | 0.01 | 0.05 | −0.10 | 0.69** | 0.66** | -- | |||||
| 11. NM R2 | 0.00 | 0.01 | −0.01 | 0.03 | −0.04 | 0.06 | −0.18** | 0.45** | 0.68** | 0.71** | -- | ||||
| 12. RSA SF1-P | −0.03 | 0.03 | −0.05 | 0.03 | 0.01 | 0.06 | 0.05 | −0.34** | −0.22** | −0.21** | −0.10 | -- | |||
| 13. RSA SF2-R1 | −0.10 | 0.07 | −0.01 | 0.03 | −0.05 | −0.01 | −0.07 | −0.35** | −0.35** | −0.13 | −0.16* | 0.25** | -- | ||
| 14. RSA R1-SF1 | −0.10 | −0.10 | −0.05 | −0.10 | 0.03 | −0.10 | −0.07 | 0.20** | 0.25** | −0.07 | 0.13 | −0.63** | −0.59** | -- | |
| 15. RSA R2-SF2 | 0.17* | 0.06 | 0.04 | −0.01 | 0.13 | −0.03 | 0.09 | 0.14 | 0.16* | −0.12 | −0.14 | −0.15* | −0.67** | 0.31** | -- |
| 16. RSA P | 0.11 | 0.03 | 0.10 | 0.00 | −0.09 | −0.02 | −0.06 | 0.14* | 0.09 | 0.14* | 0.14 | −0.66** | −0.05 | 0.07 | −0.18** |
*
p<.05;
**
p<.01
Note: LSC-R = Life Stressor Checklist-Revised; EPDS = Edinburgh Postnatal Depression Scale; STAI = Spielberger State-Trait Anxiety Inventory; PCL-C = PTSD Checklist for DSM-IV, Civilian version; CRISYS-R = Crisis in the Family Systems-Revised; IBQ-R = Infant Behavior Questionnaire-Revised; NA = Negative Affect factor score; O/R = Orienting/Regulation factor score; NM = negative mood during the Repeated Still-Face Paradigm (SFP-R), as rated by the Negative Mood scale of the Parent-Child Interaction Rating Scales (PCIRS); SF1 = still-face 1 episode; SF2 = still-face 2 episode; R1 = reunion 1 episode; R2 = reunion 2 episode; RSA = respiratory sinus arrhythmia; P = play episode.