Prospective associations of appetitive traits at 3 and 12 months of age with body mass index and weight gain in the first 2 years of life

Table 2 Multivariate linear regressions of each appetitive trait (independent variables) at 3 months of age measured by the BEBQ on BMI z-score (dependent variables) from 3 months up to 24 months of age

BEBQ appetitive trait subscales
	Food responsiveness		Slowness in eating and satiety responsiveness		Enjoyment of food
Age	BMI z-score	^aAdj.	BMI z-score	^aAdj.	BMI z-score	^aAdj.
Age	β (95 % CI)	p value	β (95 % CI)	p value	β (95 % CI)	p value
3 months	0.15(0.03,0.28)	0.015	−0.11(−0.24,0.02)	0.084	−0.10(−0.22,0.03)	0.120
6 months	0.24(0.09,0.38)	0.001	−0.20(−0.35,-0.05)	0.008	−0.02(−0.16,0.13)	0.815
9 months	0.23(0.09,0.38)	0.001	−0.06(−0.21,0.09)	0.418	0.07(−0.07,0.21)	0.328
12 months	0.20(0.08,0.32)	0.002	−0.09(−0.22,0.03)	0.151	0.06(−0.06,0.19)	0.325
15 months	0.17(0.04,0.29)	0.009	−0.14(−0.27,-0.01)	0.035	0.04(−0.09,0.16)	0.590
18 months	0.09(−0.05,0.22)	0.213	−0.12(−0.27,0.02)	0.095	−0.04(−0.19,0.10)	0.546
24 months	0.13(−0.00,0.26)	0.054	−0.07(−0.21,0.07)	0.301	−0.005(−0.14,0.13)	0.938

^ap values adjusted for birth BMI z-score, maternal ethnicity, maternal education, infant feeding patterns up to 6 months of age, mothers age, birth order, smoking during pregnancy, gestational age, pregnancy BMI at 26 weeks. p values < 0.01 highlighted in bold are statistically significant. Valid n at 3 months (n = 209), 6 months (n = 206), 9 months (n = 198), 12 months (n = 208), 15 months (n = 205), 18 months (n = 162) and 24 months (n = 179)

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