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. Author manuscript; available in PMC: 2011 May 1.
Published in final edited form as: Obes Surg. 2010 Mar;20(3):308–315. doi: 10.1007/s11695-009-0026-1

Table 2.

Change in body mass index, metabolic characteristics, and adipokines before and after 6 months weight reduction surgery

Variable Baseline mean±SD Follow-up mean±SD p value
Body mass index (kg/m2)
 All (n=15) 48.81±9.46 44.31±8.9 <0.001
 RYGB (n=9) 49.69±10.88 44.95±10.55 <0.001
 OS (n=6) 47.50±7.59 43.39±6.64 0.001
Fasting blood glucose (mg/dl)
 All (n=15) 140.41±41.57 104±43.28 0.001
 RYGB (n=9) 132.57±36.85 85.77±12.10 <0.001
 OS (n=6) 152.16±48.85 131.33±59.30 0.16
SBP (mmHg)
 All (n=15) 125±17.14 139.8±18.13 0.86
 RYGB (n=9) 120.22±15.08 135.55±16.44 0.95
 OS (n=6) 132.16±18.87 146.16±20.18 0.93
Total adiponectin (mcg/ml)
 All (n=15) 26.80±15.44 26.28±15. 91 0.53
 RYGB (n=9) 20.74±8.46 30.80±17.10 0.06
 OS (n=6) 35.88±19.71 19.50±12.21 0.97
Resistin (ng/ml)
 All (n=15) 38.6±4.0 61.120±9.8 0.19
 RYGB (n=9) 39.7±3.9 38.717±3.4 0.33
 OS (n=6) 37.7±4.4 94.724±15.8 0.79
Leptin (ng/ml)
 All (n=15) 18.9±8.9 9.86±6.4 <0.001
 RYGB (n=9) 17.8±8.9 6.96±2.1 0.002
 OS (n=6) 20.4±9.6 14.8±5.9 0.03
Total cholesterol (mg/dl)
 All (n=15) 165.66±47.35 146.33±29.65 0.02
 RYGB (n=9) 171±49.73 141.88±28.82 0.02
 OS (n=6) 157.66±46.84 153±32.30 0.34
LDL cholesterol (mg/dl)
 All (n=15) 96.46±43.51 82.46±26.61 <0.001
 RYGB (n=9) 101.66±43.40 82.44±21.55 0.07
 OS (n=6) 88.66±46.54 82.5±35.21 0.28
HDL cholesterol (mg/dl)
 All (n=14) 37.6±6.45 39.13±4.29 0.14
 RYGB (n=8) 36.22±7.25 39.77±4.91 0.03
 OS (n=6) 39.66±4.88 38.16±3.31 0.23
Triglycerides (mg/dl)
 All (n=15) 152.93±92.79 117.26±63.79 0.06
 RYGB (n=9) 159.33±102.34 87.33±28.54 0.02
 OS (n=6) 145.83±84.95 162.16±77.83 0.72
HbA1C (%)
 All (n=15) 7.1±1.0 6.0±0.7 0.004
 RYGB (n=9) 6.8±0.9 5.6±0.4 0.005
 OS (n=6) 7.5±1.0 6.5±0.8 0.02
TNF-alpha
 All (n=15) 1.84±1.07 1.76±3.11 0.45
 Roux-en-Y (n=9) 1.46±0.86 1.25±1.41 0.29
 OS/Banding
(n=6)
1.50±4.77 4.13±4.77 0.93
Serum creatinine (mg/dl)
 All (n=15) 0.78±0.21 0.64±0.10 <0.001
 RYGB (n=9) 0.75±0.13 0.65±0.07 0.007
 OS (n=6) 0.81±0.30 0.62±0.13 0.02
Serum cystatin (ng/ml)
 All (n=14) 1,322.76±339.22 1,246.12±238.49 0.18
 RYGB (n=8) 1,426.10±389.29 1,360.72±209.03 0.32
 OS (n=6) 1,184.96±192.91 1,093.33±194.12 0.17

RYGB Roux-en-Y gastric bypass, OS other types of bariatric surgery