Table 1.
Characteristics Presurgery and Approximately 6 Months Postsurgery Among 27 Patients Who Had Bariatric Surgery
| Presurgery | ∼6 mo Postsurgery | |
|---|---|---|
| Age, y | 46.2 (10.8) | 47.1 (10.8) |
| Female sex | 18 (66.7%) | 18 (66.7%) |
| Black race | 1 (3.7%) | 1 (3.7%) |
| Hypertension | 16 (59.3%) | 10 (37.0%)a |
| Diabetes | 11 (40.7%) | 3 (11.1%)a |
| Coronary artery disease | 4 (14.8%) | 4 (14.8%) |
| SBP, mm Hg | 115.4 (15.5) | 114.9 (15.1) |
| DBP, mm Hg | 74.6 (9.5) | 69.0 (9.2)a |
| Weight, kg | 140.8 (28.4) | 103.1 (21.9)a |
| BMI, kg/m2 | 49.5 (9.4) | 35.6 (6.6)a |
| Waist circumference, cm | 138.8 (15.9) | 114.4 (15.0)a |
| BSA, m2 | 2.42 (0.27) | 2.12 (0.25)a |
| mGFR, mL/min | 117.3 (34.1) | 108.2 (24.2)a |
| mGFR, mL/min/1.73 m2 | 84.1 (22.0) | 89.2 (19.9) |
| mGFR < 60 mL/min/1.73 m2 | 3 (11.1%) | 2 (7.4%) |
| Creatinine, mg/dL | 0.89 (0.23) | 0.78 (0.19)a |
| Cystatin C, mg/L | 1.08 (0.32) | 1.03 (0.25) |
| Glucose, mg/dL | 124.7 (75.1) | 94.6 (26.2)a |
| No. of BP medications | 1.2 (1.6) | 0.6 (1.0)a |
| ACEi or ARB | 11 (41%) | 5 (19%)a |
| Diuretic | 7 (26%) | 2 (7%) |
| Metformin | 9 (33%) | 2 (7%)a |
| Insulin | 5 (19%) | 1 (4%) |
| NSAIDs | 3 (11%) | 0 (0%) |
Note: Values are reported as number (percent) for categorical variables and mean (standard deviation) for continuous variables. Conversion factors for units: creatinine in mg/dL to μmol/L, ×88.4; glucose in mg/dL to mmol/L, ×0.05551.
Abbreviations: ACEi, angiotensin-converting enzyme inhibitor; ARB, angiotensin receptor blocker; BMI, body mass index; BP, blood pressure; BSA, body surface area; DBP, diastolic blood pressure mGFR, measured glomerular filtration rate; NSAID, nonsteroidal anti-inflammatory drug; SBP, systolic blood pressure.
a
P < 0.05 when compared with presurgery value.