. Author manuscript; available in PMC: 2023 Oct 1.

Published in final edited form as: J Am Coll Surg. 2022 Sep 15;235(4):592–602. doi: 10.1097/XCS.0000000000000325

Table 2.

Weight Change from Baseline to Long-Term Follow-Up among Those Who Had Metabolic and Bariatric Surgery at ≤21 Years Old (n=96)

Variable	Baseline/at MBS	Long-term follow-up
Variable	Baseline/at MBS	Current weight	Lowest weight
Weight change
Weight, lbs, median (IQR)	278.5 (241.5–324)	195 (160–240)	155 (135–179)
Weight loss, lbs, median (IQR)	–	83 (54–117)	125 (98–147)
Total body weight loss, %, median (IQR)	–	31.3 (20.0–38.9)	43.4 (38.9–48.3)
p Value^*	–	<0.001	<0.001
BMI change
BMI, median (IQR), kg/m²	44.9 (41.5–50.1)	31.7 (27.3–37.3)	25.2 (23.4–27.5)
BMI absolute change, kg/m², median (IQR)	–	14.5 (9.3–18.5)	19.9 (17.4–24.5)
BMI change, %, median (IQR)	–	31.4 (21.3–39.8)	44.4 (40.1–48.6)
p Value^*	–	<0.001	<0.001

Wilcoxon Signed-Rank test for weight and BMI change from baseline to long-term follow-up.