Table 2.
Weight loss and metabolic parameters before and after placement of an intragastric balloon
| Variable | Mean ± SD |
P value | ||
|---|---|---|---|---|
| Pre-IGB | Post-IGB | Difference | ||
| All patients | ||||
| Total body weight (kg), n = 35 | 106.5 ± 23.5 | 99.2 ± 23.1 | 7.3 ± 8.0 | <0.001 |
| BMI (kg/m2), n = 35 | 37.1 ± 5.5 | 34.4 ± 5.5 | 2.7 ± 2.9 | <0.001 |
| Triglycerides (mg/dL), n = 7 | 216 ± 118 | 117 ± 35.1 | N/A | N/A |
| LDL (mg/dL), n = 7 | 128.4 ± 49.9 | 99.2 ± 30.2 | N/A | N/A |
| HDL (mg/dL), n = 7 | 54.2 ± 41.1 | 47.0 ± 20.3 | N/A | N/A |
| Fasting blood sugar (mg/dL), n = 15 | 112.9 ± 43.6 | 106 ± 21.7 | 7.0 ± 22.3 | 0.44 |
| Hemoglobin A1c (%), n = 4 | 8.3 ± 1.3 | 6.0 ± 0.7 | N/A | N/A |
| Systolic BP (mm Hg), n = 35 | 135 ± 16 | 131 ± 19 | 4.5 ± 22.6 | 0.25 |
| Diastolic BP (mm Hg), n = 35 | 85 ± 11 | 80 ± 11 | 4.7 ± 22.3 | 0.03 |
| Subgroup of patients with BMI >40 kg/m2 | ||||
| Total body weight (kg), n = 12 | 127.9 ± 23.9 | 119.0 ± 25.2 | 8.9 ± 8.4 | 0.004 |
| BMI (kg/m2), n = 12 | 42.8 ± 2.8 | 39.8 ± 3.5 | 3.0 ± 3.3 | 0.008 |
| Fasting blood sugar (mg/dL), n = 3 | 119 ± 28 | 126 ± 25.5 | 7.0 ± 22.3 | 0.64 |
| Systolic BP (mm Hg), n = 12 | 143 ± 13 | 132 ± 20 | 10.1 ± 20.8 | 0.12 |
| Diastolic BP (mm Hg), n = 12 | 90 ± 12 | 83 ± 14 | 7.4 ± 14.8 | 0.11 |
BMI indicates body mass index; BP, blood pressure; HDL, high-density lipoprotein; IGB, intragastric balloon; LDL, low-density lipoprotein; SD, standard deviation.