Changes in Erythrocyte Sedimentation Rate, White Blood Cell Count, Liver Enzymes, and Magnesium after Gastric Bypass Surgery
Table 1
Clinical characteristics for patients before RYGBP surgery and at followups 1 year and 3.5 years after surgery and for morbidly obese controls at baseline.
Controls baseline
RYGBP baseline
RYGBP 1 year
RYGBP 3.5 years
for difference at baseline
for trend RYGBP
Gender (women/men)
16/5
18/3
18/3
18/3
0.429
—
Age (years)
38.7 (7.5)
45.7 (9.7)
—
—
0.013
—
BMI (kg/m2)
44.3 (5.1)
42.3 (5.2)
29.7 (4.6)
32.1 (5.3)
0.211
<0.001
Weight (kg)
124.0 (17.3)
120.0 (16.4)
84.0 (13.6)
90.8 (16.0)
0.444
<0.001
Height (cm)
167.2 (8.5)
168.4 (6.2)
—
—
0.614
—
ESR (mm/hr)
16 (10)
17 (7)
11 (7)
12 (8)
0.679
0.018
White blood cell count (×109/L)
7.5 (1.6)
7.0 (1.53)
5.6 (1.04)
6.0 (1.55)
0.300
0.006
S-ALT (μkatal/L)
0.57 (0.48)
0.62 (0.25)
0.34 (0.18)
0.24 (0.10)
0.691
<0.001
S-GGT (μkatal/L)
0.69 (0.46)
0.65 (0.42)
0.28 (0.19)
0.31 (0.24)
0.815
<0.001
S-magnesium (mmol/L)
0.80 (0.06)
0.80 (0.06)
0.85 (0.08)
0.87 (0.07)
0.961
0.009
S-creatinine (mmol/L)
81.8 (10.1)
75.9 (8.7)
75.3 (8.3)
73.6 (9.8)
0.051
0.704
Data given are arithmetic means (±SD). BMI: body mass index, ESR: erythrocyte sedimentation rate, ALT: alanine aminotransferase, GGT: gamma-glutamyl transferase, S: serum.