Table 1: Correlations among predictor and outcome variables and descriptive statistics.

123456789101112MeanSD

Predictors
 1 Obj. hardship10.40**0.18−0.05−0.150.09−0.010.09−0.06−0.090.180.22*1.80.8106
 2 Subj. distress0.40**10.000.10−0.020.120.02−0.01−0.26*−0.21*0.30**0.191.31.1106
 3 Timing0.180.0010.07−0.020.04−0.08−0.100.100.02−0.17−0.01140.578.0106
 4 Birth weight−0.050.100.071−0.020.02−0.08−0.050.060.020.090.023531469106
 5 Fetal risk −0.15−0.02−0.02−0.0210.57**0.53**0.06−0.25*−0.18−0.110.130.60.9106
 6 Mat. BMI 2.50.090.120.040.020.57**10.92**0.00−0.40**−0.190.060.26**26.55.899
 7 Mat. BMI 4−0.010.02−0.08−0.080.53**0.92**10.09−0.46**−0.200.020.27*27.37.375
 8 Smoking0.09−0.01−0.10−0.050.060.000.0910.01−0.140.180.25*0.31.5106
 9 BF duration−0.06−0.26*0.100.06−0.25*−0.40**−0.46**0.0110.26*−0.07−0.038.27.098
 10 SES−0.09−0.21*0.020.02−0.18−0.19−0.20−0.140.26*1−0.16−0.26**53.39.8106
 Mat. gen. depr.0.180.30**−0.170.09−0.110.060.020.18−0.07−0.1610.42**33.28.2106
 Mat. life events0.22*0.19−0.010.020.130.26**0.27*0.25*−0.03−0.26**0.42**13.02.1106
Child outcomes
 BMIZ 2.50.020.17−0.050.24*−0.120.140.31*0.03−0.09−0.090.08−0.01−0.031.0098
 BMIZ 4−0.150.08−0.24*0.160.200.45**0.51**−0.03−0.19−0.120.070.140.401.0977
 BMIZ dif.0.060.01−0.28*−0.080.34**0.29*0.34**0.29*−0.10−0.05−0.030.160.380.8569
 SS + TR 2.50.090.10−0.25*0.06−0.120.050.22−0.05−0.100.130.09−0.1013.92.788
 SS + TR 40.130.26*−0.26*0.090.080.32*0.42**0.15−0.24−0.220.040.1417.23.762
 SS + TR dif.0.38**0.42**−0.180.070.190.28*0.36*0.67**−0.11−0.160.030.273.33.152
 SS : TR 2.50.03−0.060.000.00−0.20−0.04−0.010.070.19−0.07−0.070.100.610.1788
 SS : TR 4−0.110.03−0.130.23−0.08−0.11−0.110.030.150.000.23−0.020.640.2262
 SS : TR dif.−0.040.18−0.190.270.02−0.13−0.130.040.110.090.36**−0.070.060.2652

; . Abbreviations: Obj. hardship: objective hardship; Subj. distr.: subjective distress; Mat.: maternal; BMI: body mass index; BF duration: breastfeeding duration (months); SES: socioeconomic status; gen. depr.: general depression; BMIZ: body mass index -Score; Dif.: difference between values at age 2.5 and 4 years; SS: subscapular skinfold; TR: triceps skinfold.