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Table 4 Correlation coefficients of collinearity for psychosocial measures in the cohort

From: Factors associated with duration of breastfeeding in women giving birth for the first time

Pearson Correlation Coefficients, N = 5249
Prob > |r| under H0: Rho = 0
  EDIN_DEPV3 MS_PSS CD_RISC STAI_T COHEN_PSSV3 hassleINT_ratio_PES
EDIN_DEPV3
Edinburgh depression - V3
1.00000 −0.17221 −0.41031 0.58379 0.73124 0.40899
  <.0001 <.0001 <.0001 <.0001 <.0001
MS_PSS
Perceived Social Support - V1
− 0.17221 1.00000 0.20530 − 0.26338 − 0.17336 − 0.17259
<.0001   <.0001 <.0001 <.0001 <.0001
CD_RISC
Connor–Davidson Resilience - V2
− 0.41031 0.20530 1.00000 −0.54719 − 0.43664 − 0.32266
<.0001 <.0001   <.0001 <.0001 <.0001
STAI_T
Spielberger Trait Anxiety - V1
0.58379 −0.26338 − 0.54719 1.00000 0.58878 0.40869
<.0001 <.0001 <.0001   <.0001 <.0001
COHEN_PSSV3
Cohen Perceived Stress - V3
0.73124 −0.17336 −0.43664 0.58878 1.00000 0.40674
<.0001 <.0001 <.0001 <.0001   <.0001
hassleINT_ratio_PES
Pregnancy hassles/uplifts, intensity ratio - V3
0.40899 −0.17259 −0.32266 0.40869 0.40674 1.00000
<.0001 <.0001 <.0001 <.0001 <.0001  
  1. V1 (gestational age 6 weeks 0 days to 13 weeks 6 days), V2 (gestational age 16 weeks 0 days to 21 weeks 6 days), V3 (gestational age 22 weeks 0 days to 29 weeks 6 days), V4 (at time of delivery) – Variables obtained at Visits 1, 2, 3, 4 respectively
  2. EPDS Edinburgh Postnatal Depression Scale, MSS Multidimensional Perceived Social Support Scale, CD-RISC Connor-Davidson Resilience Scale, STAI-T Spielberger State-Trait Anxiety Inventory, PSS Perceived Stress Scale, PES Pregnancy Experience Scale