Table 1. Cuban Pregnancy Weight Gain Guidelines²⁵

BMI (kg/m²) at Beginning by Trimester of Gestation	Weekly Weight Gain (kg)
BMI (kg/m²) at Beginning by Trimester of Gestation	Low	Moderate	High
Underweight (≤18.8)
Second	0.34–0.42	0.43–0.69	0.70–0.78
Third	0.26–0.34	0.35–0.61	0.62–0.70
Normal weight (>18.8 to <25.6)
Second	0.30–0.39	0.40–0.66	0.67–0.75
Third	0.23–0.31	0.32–0.58	0.59–0.67
Overweight (≥25.6 to <28.6)
Second	0.27–0.34	0.35–0.63	0.64–0.71
Third	0.20–0.28	0.29–0.53	0.54–0.61
Obese (≥28.6)
Second	0.17–0.26	0.27–0.53	0.54–0.64
Third	0.15–0.23	0.24–0.48	0.49–0.56

	Cumulative Weight Gain (kg) for Trimester
	Low	Moderate	High
Underweight (≤18.8)
Second	4.42–5.46	5.59–8.96	9.10–10.14
Third	3.64–4.76	4.90–8.53	8.68–9.80
Second and third	9.45–11.33	11.34–17.28	17.29–19.17
Normal weight (>18.8 to <25.6)
Second	3.90–5.07	5.20–8.57	8.71–9.75
Third	3.22–4.34	4.51–8.09	8.26–9.38
Second and third	8.64–10.52	10.53–15.93	15.94–18.09
Overweight (≥25.6 to <28.6)
Second	3.51–4.42	4.57–8.16	8.32–9.23
Third	2.80–3.92	4.02–7.45	7.56–8.54
Second and third	7.56–9.44	9.45–14.85	14.86–16.47
Obese (≥28.6)
Second	2.21–3.38	3.51–6.88	7.02–8.32
Third	2.10–3.22	3.35–6.72	6.86–7.84
Second and third	5.40–7.55	7.56–12.96	12.97–14.58

BMI, body mass index.