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. Author manuscript; available in PMC: 2024 Apr 1.
Published in final edited form as: Dev Psychopathol. 2022 Jun 9;35(4):1714–1731. doi: 10.1017/S0954579422000402

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.