Table 2 Within-twin differences in ’pressure to eat’ and differences in appetitive traits at 16 months (n = 1858 twin pairs) and 5 years (n = 1010 twin pairs)

Food responsiveness

0.22 (0.01)

0.42 (0.02)

< 0.001

0.31 (0.03)

0.49 (0.05)

< 0.001

Emotional overeating

0.26 (0.03)

0.22 (0.02)

< 0.001

0.63 (0.11)

0.31 (0.06)

< 0.001

Enjoyment of food

0.29 (0.01)

0.53 (0.02)

< 0.001

0.37 (0.03)

0.62 (0.05)

< 0.001

Satiety responsiveness

0.32 (0.01)

0.53 (0.02)

< 0.001

0.44 (0.03)

0.67 (0.05)

< 0.001

Slowness in eating

0.16 (0.01)

0.34 (0.02)

< 0.001

0.24 (0.03)

0.47 (0.05)

< 0.001

Food fussiness

0.17 (0.01)

0.36 (0.02)

< 0.001

0.24 (0.04)

0.35 (0.06)

< 0.001

Emotional undereating¹

-

-

-

0.48 (0.04)

0.34 (0.03)

< 0.001