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. 2019 Apr 30;44(8):889–901. doi: 10.1093/jpepsy/jsz029

Table II.

Change in Outcome Variables with Confidence Intervals at 12 and 24 months for Participants in E-FLIP for Kids Intervention Study

Predictors
Outcome (change from baseline)
Child BMI Child BMI z-score Child dietary intake (kcal) Parent dietary intake (kcal) Child-reported QOL Parent-reported child QOL Child HbA1c Parent BMI
Treatment Time (month) Change from baseline: model-based estimatesa

Health education 12 1.11 −0.06 −142.80 −244.71 4.41 2.15 −0.16 −0.19
(0.70, 1.51) (−0.10, −0.02) (−294.97, 9.36) (−342.75, −146.67) (1.73, 7.08) (−0.66, 4.97) (−0.22, −0.11) (−0.66, 0.28)
24 2.28 −0.09 −188.13 −276.92 5.72 3.99 −0.15 0.11
(1.62, 2.94) (−0.15, −0.02) (−355.85, −20.40) (−405.19, −148.65) (3.08, 8.35) (0.67, 7.31) (−0.23, −0.07) (−0.54, 0.76)
Parent only 12 1.25 −0.03 −160.18 −399.55 6.33 1.66 −0.05 −0.43
(0.81, 1.69) (−0.08, 0.01) (−325.87, 5.51) (−505.47, −293.64) (3.43, 9.23) (−1.41, 4.74) (−0.11, 0.01) (−0.94, 0.08)
24 2.86 −0.01 −265.80 −323.99 4.48 1.06 −0.03 0.55
(2.15, 3.56) (−0.08, 0.06) (−441.39, −90.22) (−458.57, −189.41) (1.70, 7.27) (−2.44, 4.56) (−0.10, 0.03) (−0.13, 1.23)
Family based 12 1.41 −0.02 −157.13 −366.22 3.08 −0.15 −0.10 −0.69
(0.98, 1.84) (−0.06, 0.02) (−316.84, 2.57) (−468.11, −264.32) (0.29, 5.88) (−3.15, 2.85) (−0.15, −0.04) (−1.19, −0.20)
24 2.91 −0.03 −281.72 −320.95 4.47 2.76 −0.13 −0.96
(2.22, 3.60) (−0.10, 0.04) (−454.01, −109.43) (−451.80, −190.11) (1.75, 7.19) (−0.67, 6.20) (−0.20, −0.06) (−1.63, −0.29)
Time × treatment p-value .4522 .3349 .8040 .4081 .2096 .4332 .6701 .0042 b
Treatment p-value (if time interaction NS) .3953 .3115 .8359 .3359 .6015 .5398 .0037 c

Covariate Interaction Change from baseline with covariates: interaction p-valuesd

Gender Time × treatment × gender 0.7757 0.7225 0.5655 0.4543 0.0888 0.6260 0.5974 0.1951
Treatment × gender 0.7008 0.8152 0.0588 0.6039 0.5006 0.6076 0.2255 0.2360
Adult BMIe Time × treatment × adult BMI 0.2166 0.1293 0.2627 0.0177 0.3355 0.9128 0.6821
Treatment × adult BMI 0.5702 0.2637 0.7038 0.1897 0.9102 0.0472
Child age Time × treatment × child age 0.9607 0.9863 0.4747 0.6145 0.6886 0.6099 0.7288 0.0930
Treatment × child age 0.7130 0.6164 0.6201 0.9316 0.0898 0.1386 0.2834 0.4768
Child race/ethnicity Time × treatment × child race/ethnicity 0.0307 0.1618 0.8179 0.1925 0.8893 0.4149 0.8947 0.5153
Treatment × child race/ethnicity 0.9629 0.0567 0.6526 0.1870 0.6349 0.7638 0.3856

Note. BMI = body mass index; HbA1c = health behaviors and child glycated hemoglobin; QOL = quality of life.

a

Estimates come from least square means, evaluated at average baseline value for the outcome. A negative value indicates a decrease from baseline and a positive value indicates an increase from baseline.

b

Subsequent significant pairwise comparisons (adjusted p < 0.05 using Tukey adjustment): FB versus PO at 24 months (p = .0059).

c

Subsequent significant pairwise comparisons (across time since no interaction, using Tukey adjustment).

d

If the three-way interaction was not significant it was removed and the pairwise interactions with the covariate were examined.

e

Categorical BMI (obese and not obese).Bold and italics indicate p < .05