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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: Obesity (Silver Spring). 2016 Sep;24(9):1962–1968. doi: 10.1002/oby.21573

Table 2.

Summary of time-related break points with best fit (lowest AIC) based on single breakpoint linear spline models a

Race-Sex Time of break point Slope before break point Slope after break point Change in slopes p-value Fit statistic (AIC)
Black women Year 10 0.55 0.02 −0.53 <.0001 46316.21
White women Year 15 0.44 0.14 −0.30 <.0001 41698.27
a

Results are presented for race-sex groups with significant quadratic trends for time-related weight gain.