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. Author manuscript; available in PMC: 2020 Aug 1.
Published in final edited form as: Br J Psychiatry. 2020 Feb;216(2):113–119. doi: 10.1192/bjp.2019.174

Table 4.

Estimated baseline risks (BR) and risk differences (RD) by undereating trajectories and outcomes age 16 years, adjusted for sex, gestational age, birthweight, maternal age and maternal education

Childhood Undereating Trajectories
Excessive exercise (N=4354)
BR 95% CI p-value
Low undereating (N=1023)$ 0.058 0.043, 0.073 <0.001
RD 95% CI p-value
Low transient (N=1672) −0.010 −0.028, 0.008 0.284
Low and decreasing (N=839) −0.025 −0.044, −0.005 0.012
High transient (N=576) −0.009 −0.032, 0.015 0.477
High decreasing (N=167) −0.016 −0.050, 0.019 0.380
High persistent (N=77) −0.008 −0.060, 0.044 0.762
Fasting (N=4681)
BR 95% CI p-value
Low undereating (N=1112)$ 0.149 0.129, 0.170 <0.001
RD 95% CI p-value
Low transient (N=1777) 0.026 0.051, −0.001 0.043
Low and decreasing (N=914) 0.031 0.059, −0.002 0.034
High transient (N=614) −0.012 −0.046, 0.022 0.488
High decreasing (N=176) 0.004 −0.053, 0.062 0.881
High persistent (N=84) 0.024 −0.059, 0.108 0.564
Anorexia nervosa (N=4760)
BR 95% CI p-value
Low undereating (N=1134)$ 0.016 0.008, 0.023 <0.001
RD 95% CI p-value
Low transient (N=1805) −0.002 −0.012, 0.007 0.612
Low and decreasing (N=927) 0.008 −0.004, 0.020 0.207
High transient (N=628) 0.007 −0.007, 0.021 0.301
High decreasing (N=181) 0.014 −0.014, 0.042 0.335
High persistent (N=85) 0.037 −0.004, 0.079 0.077

BR= Baseline risk; RD = Risk difference;

$=

reference group

Associations with excessive exercise were not adjusted for sex, and maternal education due to collinearity