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. Author manuscript; available in PMC: 2017 Nov 1.
Published in final edited form as: Med Clin North Am. 2016 Nov;100(6):1199–1215. doi: 10.1016/j.mcna.2016.06.004

Table 5.

Gestational weight gain recommendations

Pre-pregnancy
BMI		 Total weight
gain at term		 Rate of weight gain in the 2nd and 3rd
trimester; Mean (range)
Underweight
(<18.5 kg/m2)		 12.5-18 kg
28-40 lbs.		 0.51 (0.44-0.58) kg/week
1 (1-1.3) lbs./week
Normal weight
(18.5-24.9 kg/m2)		 11.5-16 kg
25-35 lbs.		 0.42 (0.35-0.50) kg/week
1 (0.8-1) lbs./week
Overweight
(25.0-29.9 kg/m2)		 7-11.5 kg
15-25 lbs.		 0.28 (0.23-0.33) kg/week
0.6 (0.5-0.7) lbs./week
Obesity
(≥ 30.0 kg/m2)		 5-9 kg
11-20 lbs.		 0.22 (0.17-0.27) kg/week
0.5 (0.4-0.6) lbs./week

Data from Institute of Medicine. Weight gain during pregnancy: reexamining the guidelines. Washington, DC: Institute of Medicine; 2009.