Table 3: Summary of hierarchical linear regression analyses for total adiposity (SS + TR). Significant effects are indicated in bold.

Predictor variablesValues at entry into modelFinal model
ΔSig. Unstand. coeff. ()Stand. coeff. ()Sig.

Age 2.5
 (Constant)5.730.15
 Sex0.030.032.512.510.120.980.180.11
 Birth weight0.040.011.670.830.360.000.140.21
 Fetal risk factors 0.050.011.471.070.30−0.58−0.190.18
 Maternal BMI0.080.031.802.690.100.100.200.17
 Smoking 0.080.001.420.020.90−0.03−0.020.87
 Breastfeeding dur.0.090.011.320.800.37−0.02−0.060.63
 Household SES0.120.031.482.340.130.040.150.22
 Mat. gen. depr.0.130.011.410.940.330.040.110.35
 Mat. life events0.140.011.360.910.34−0.15−0.120.37
 Exposure timing0.180.051.704.240.04−0.01−0.250.03
 Objective hardship0.200.021.701.600.210.430.140.28
 Subjective distress0.200.001.540.060.800.080.030.80
Age 4
 (Constant)9.130.10
 Sex0.000.000.020.020.90−0.21−0.030.82
 Birth weight0.000.000.110.210.650.000.000.98
 Fetal risk factors 0.020.020.330.780.38−2.06−0.430.01
 Maternal BMI0.240.223.7813.85<0.010.310.61<0.01
 Smoking0.470.238.2920.27<0.014.800.45<0.01
 Breastfeeding dur.0.470.006.790.090.760.030.060.67
 Household SES0.470.005.700.020.890.000.010.94
 Mat. gen. depr.0.470.004.890.050.820.010.010.94
 Mat. life events0.470.004.280.150.70−0.16−0.070.60
 Exposure timing0.480.013.920.840.37−0.01−0.110.36
 Objective hardship0.490.003.520.220.640.020.000.97
 Subjective distress0.520.033.572.630.110.730.210.11
Difference
  (Constant)−1.150.77
 Sex0.020.020.990.980.33−0.12−0.020.86
 Birth weight0.020.000.580.180.670.000.070.47
 Fetal risk factors 0.050.030.891.490.23−0.65−0.160.30
 Maternal BMI0.100.051.292.420.130.070.140.33
 Smoking0.540.4410.7443.84<0.015.410.60<0.01
 Breastfeeding dur.0.540.008.780.060.800.050.110.34
 Household SES0.540.007.380.070.79−0.01−0.020.83
 Mat. gen. depr.0.550.016.450.520.47−0.08−0.190.07
 Mat. life events0.570.036.282.770.100.440.230.04
 Exposure timing0.580.005.550.150.700.00−0.080.42
 Objective hardship0.630.066.205.960.020.940.230.03
 Subjective distress0.670.046.544.450.040.710.230.04

Abbreviations: BMI: body mass index; Breastfeeding dur.: breastfeeding duration (months); SES: socioeconomic status; Mat.: maternal; Gen. depr.: general depression.