Table 2: Outcomes of metabolic surgery: changes in BMI, fasting plasma glucose (FPG), and glycated hemoglobin (HbA1c), clinical outcomes of diabetes (% meds resolved and remission rate), and safety of metabolic surgery (complication and mortality).

BMIFasting plasma glucoseHbA1c (%)
AuthorMean preopMean postopMean preopMean postopMean preopMean postop% meds resolvedRemissionComplicationsMortality
(range)(range) (range) (range)(range)(range)

1Lee30.1 kg/m223 kg/m2195.8 mg/dL106.3 mg/dL9.7%5.9%90% ( 𝑛 = 1 8 / 2 0 )55% ( 𝑛 = 1 1 / 2 0 )11.3% ( 𝑛 = 7 )0 %
2Boza33.7 (30.4–35) kg/m223.9 kg/m2145 mg/dL109.9 mg/dL8.1%6.5%83.3% ( 𝑛 = 2 5 / 3 0 )33.3% ( 𝑛 = 1 0 )0 %
3de Sa33.6 kg/m225.7 kg/m2176.1 mg/dL93.9 mg/dL8.4%6.0%74.1% ( 𝑛 = 2 0 / 2 7 )48.1% ( 𝑛 = 1 3 / 2 7 )25.9% ( 𝑛 = 7 )0 %
4Huang30.8 (25.0–34.8) kg/m223.7 kg/m2204.2 mg/dL103.5 mg/dL9.2%5.9%90.9% ( 𝑛 = 2 0 / 2 2 )63.6% ( 𝑛 = 1 4 / 2 2 )9.1% ( 𝑛 = 2 )0 %
5Scopinaro30.6 (25.3–34.9) kg/m225.3 kg/m2220 mg/dL149 mg/dL9.3 (7.5–12.9) %6.5%83.3% ( 𝑛 = 2 5 / 3 0 )30% ( 𝑛 = 9 / 3 0 )16.7% ( 𝑛 = 5 )0 %
6Shah28.9 kg/m223 kg/m2233 mg/dL89.2 mg/dL10.1%6.1%100% ( 𝑛 = 1 5 / 1 5 )100% ( 𝑛 = 1 5 / 1 5 )0% ( 𝑛 = 0 )0 %
7Lee31 kg/m224.6 kg/m2240.1 mg/dL132.9 mg/dL10.1%7.1%50% ( 𝑛 = 1 0 / 2 0 )0% ( 𝑛 = 0 )0 %
8DePauLa28.2 (20–34.8) kg/m2215.3 mg/dL105.4 mg/dL8.9 (7.5–12.8) %91.2% ( 𝑛 = 5 3 / 5 8 )63.7% ( 𝑛 = 3 7 / 5 8 )10.3% ( 𝑛 = 6 )0 %
9DePaula25.7 kg/m221.8 (17.7–25.8) kg/m2218.1 (90–334) mg/dL102.0 (73–161) mg/dL8.7 (7.5–13.7) %5.9 (4.8–8.5) %95.7% ( 𝑛 = 6 6 / 6 9 )65.2% ( 𝑛 = 4 5 / 6 9 )7.3% ( 𝑛 = 5 )0 %
10Ramos27.1 (25–30) kg/m224.4 (20.2–28.3) kg/m2171.3 (127.0–242.0) mg/dL96.3 (78.0–118.0) mg/dL8.8 (7.5–10.2) %6.8 (5.8–7.9) %90% ( 𝑛 = 1 8 / 2 0 )0% ( 𝑛 = 0 )0 %
11Ferzli27.5 (21.7–33.0) kg/m227.3 (23–33) kg/m2208.9 (112.0–286.0) mg/dL154.9 (63.0–315.0) mg/dL9.4 ( 6.6–11.8) %8.5 (6.3–12) %14% ( 𝑛 = 1 / 7 )14 % ( 𝑛 = 1 / 7 )0% ( 𝑛 = 0 )0 %
12Geloneze26.1 (1.7) kg/m225.6 (1.2) kg/m2183.8 mg/dL156.8 mg/dL8.9%7.8%0% ( 𝑛 = 0 / 1 2 )0% ( 𝑛 = 0 / 1 2 )16.7% ( 𝑛 = 2 )0 %
13Chiellini30.9 kg/m225.1 kg/m28.5%5.7%100% ( 𝑛 = 5 / 5 )0 %
14Lee31.7 kg/m223.2 kg/m2168.7 mg/dL88.6 mg/dL7.3%5.6%89.5% ( 𝑛 = 4 0 / 4 4 )4.5% ( 𝑛 = 2 )0 %
15Scopinaro33.4 (32.0–34.6) kg/m227.1 (22.0–31.2) kg/m2252.7 (131–400) mg/dL121.0 (68–146) mg/dL100% ( 𝑛 = 7 / 7 )0 %
16Cohen29.6 (29.0–30.3) kg/m228.3 (27–29.5) kg/m283.0 (77–89) mg/dL5.4 (5.0–5.7) % 100% ( 𝑛 = 2 / 2 )100% ( 𝑛 = 2 / 2 )0% ( 𝑛 = 0 )0 %
17Cohen32.5 (32.0–34.90 kg/m2146.0 (126–242)  mg/dL88.0 (60–94) mg/dL<6.0% 100% ( 𝑛 = 3 7 / 3 7 )100% ( 𝑛 = 3 7 / 3 7 )0% ( 𝑛 = 0 )0 %
18Noya33.2 (24.0–38.9) kg/m227.6 (20.46–32.4)  kg/m2 90% ( 𝑛 = 9 / 1 0 ) 90% ( 𝑛 = 9 / 1 0 ) 20% ( 𝑛 = 2 )0 %