TABLE 2

Dietary and Anthropometric Outcomes According to Intervention Group for Baseline and Follow-up

VariableBaseline12-mo Follow-upTime EffectsPost Hoc Testa
MI (n = 119)MI + PI (n = 119)Control (n = 119)MI (n = 113)MI + PI (n = 118)Control (n = 115)Time EffectTime × Group EffectMI + PI Versus ControlMI + PI Versus MI
Mean ± SDMean ± SDMean ± SDMean ± SDMean ± SDMean ± SDFPηp2FPηp2PP
Diet/food intake
 Total calories, kcal3022.22 ± 1442.703000.52 ± 1449.142930.36 ± 1342.812785.21 ± 1240.312256.08 ± 1351.462919.95 ± 1471.9258.09<.0010.1425.03<.0010.12.002.032
 Total dietary fat, g105.55 ± 63.50102.80 ± 60.8595.23 ± 40.1698.42 ± 49.8374.40 ± 42.3995.73 ± 40.1028.74<.0010.7515.77<.0010.09.012.041
 Saturated fat, g36.52 ± 23.7036.29 ± 24.5736.49 ± 23.7532.54 ± 22.8635.52 ± 21.4830.03 ± 20.84300.43<.0010.4650.60<.0010.22<.001.029
 Fruits and juice, servings/ d1.27 ± 0.981.27 ± 0.971.21 ± 0.971.31 ± 0.961.33 ± 0.931.23 ± 0.972.85.090.010.26.770.00.030.17
 Vegetables, servings/d1.64 ± 0.761.66 ± 0.751.66 ± 0.731.71 ± 0.801.77 ± 0.761.64 ± 0.804.61.030.012.24.100.01.65.77
 Snacks/desserts, servings/d4.43 ± 1.524.33 ± 1.824.49 ± 1.634.12 ± 1.433.89 ± 1.654.55 ± 1.7141.28<.0010.1017.65<.0010.09<.001.04
 Nondiet soda, servings/d0.87 ± 0.660.85 ± 0.530.89 ± 0.420.77 ± 0.380.48 ± 0.350.95 ± 0.3333.23<.0010.095.46<.0010.14.001.01
 Milk, servings/ d0.94 ± 0.490.95 ± 0.380.98 ± 0.480.95 ± 0.290.96 ± 0.430.97 ± 0.370.02.890.000.08.920.00.27.34
 Fried foods, servings/d0.81 ± 0.380.82 ± 0.330.84 ± 0.450.82 ± 0.300.63 ± 0.330.90 ± 0.446.45.100.0114.76<.0010.08.01.042
Anthropometry and body composition
 Total cholesterol, mmol/L4.42 ± 0.734.40 ± 0.824.18 ± 0.964.41 ± 0.724.27 ± 0.784.20 ± 0.974.26.040.014.70.0100.03.021.049
 Triglycerides, mmol/L1.01 ± 0.781.02 ± 0.771.05 ± 0.681.01 ± 0.770.86 ± 0.781.09 ± 0.72)5.68.0180.0210.55.0010.06.001.031
 BMI, kg/m233.07 ± 8.8733.09 ± 5.8632.92 ± 7.7932.44 ± 7.4531.04 ± 6.4632.95 ± 8.7825.51<.0010.0714.76.0010.08.01.032
 BMI z score2.83 ± 0.792.82 ± 0.622.75 ± 0.672.81 ± 0.762.58 ± 0.612.76 ± 0.7012.73<.0010.0412.13<.0010.06.02.048
 DXA, % fat47.73 ± 7.4247.70 ± 6.3545.37 ± 8.3146.61 ± 7.9145.96 ± 6.3445.40 ± 7.4544.49<.0010.1113.47<.0010.07.012.38
 BIA46.04 ± 4.0345.85 ± 4.3345.15 ± 4.7245.62 ± 4.3242.32 ± 3.5645.33 ± 4.8613.45<.0010.0411.77<.0010.06.001.38
 Waist circumference, cm102.59 ± 9.27103.48 ± 8.1995.51 ± 8.75101.97 ± 9.11101.70 ± 9.2199.90 ± 8.262.67.100.002.36.090.01.512.717
  • Unless otherwise indicated, data are presented as mean ± SD. ηp2 = partial η squared (measure of effect size).

  • a Bonferroni adjustment.