Table 7.
Associations between subcutaneous adipose tissue (SAT) and blood parameters
| Correlation | Regression coefficient ± SE (p value) | ||||
|---|---|---|---|---|---|
| Before surgery | 3 months | 6 months | 12 months | 24 months | |
| A: SAT vs. blood parameter | |||||
| Total cholesterol | 0.009 ± 0.058 (0.881) | – | 0.022 ± 0.067 (0.752) | − 0.034 ± 0.144 (0.822) | 0.044 ± 0.090 (0.653) |
| HDL cholesterol | 0.038 ± 0.017 (0.041) | – | 0.023 ± 0.030 (0.465) | 0.010 ± 0.035 (0.790) | 0.090 ± 0.048 (0.135) |
| Cholesterol/HDL ratio | − 0.093 ± 0.064 (0.168) | – | 0.000 ± 0.064 (0.998) | − 0.010 ± 0.111 (0.929) | − 0.057 ± 0.058 (0.383) |
| LDL | − 0.018 ± 0.055 (0.751) | – | 0.014 ± 0.075 (0.855) | − 0.037 ± 0.137 (0.793) | − 0.042 ± 0.078 (0.618) |
| Triglycerides | − 0.039 ± 0.063 (0.548) | – | − 0.013 ± 0.032 (0.700) | − 0.002 ± 0.042 (0.971) | 0.003 ± 0.065 (0.963) |
| Fasting glucose | 0.004 ± 0.0032 (0.908) | − 0.021 ± 0.026 (0.429) | − 0.001 ± 0.027 (0.968) | 0.056 ± 0.026 (0.055) | – |
| Fasting insulin | − 0.122 ± 0.233 (0.608) | 0.038 ± 0.080 (0.641) | 0.088 ± 0.198 (0.663) | − 0.093 ± 0.113 (0.425) | – |
| HOMA index | − 0.024 ± 0.059 (0.695) | 0.005 ± 0.018 (0.783) | 0.019 ± 0.039 (0.639) | − 0.013 ± 0.026 (0.629) | – |
| B: SAT difference from preoperative value vs. blood parameter difference from preoperative value | |||||
| Total cholesterol | – | – | − 0.059 ± 0.044 (0.208) | − 0.001 ± 0.044 (0.977) | 0.004 ± 0.067 (0.954) |
| HDL cholesterol | – | – | 0.049 ± 0.027 (0.098) | 0.006 ± 0.018 (0.772) | 0.017 ± 0.023 (0.501) |
| Cholesterol/HDL ratio | – | – | − 0.161 ± 0.105 (0.158) | − 0.019 ± 0.050 (0.715) | − 0.016 ± 0.087 (0.863) |
| LDL | – | – | − 0.040 ± 0.039 (0.339) | − 0.006 ± 0.040 (0.887) | − 0.017 ± 0.079 (0.838) |
| Triglycerides | – | – | − 0.089 ± 0.110 (0.439) | 0.041 ± 0.042 (0.370) | 0.031 ± 0.025 (0.283) |
| Fasting glucose | – | 0.109 ± 0.082 (0.202) | 0.040 ± 0.053 (0.461) | 0.073 ± 0.033 (0.046) | – |
| Fasting insulin | – | − 0.279 ± 0.700 (0.697) | − 0.220 ± 0.463 (0.643) | − 0.035 ± 0.362 (0.923) | – |
| HOMA index | – | − 0.047 ± 0.184 (0.803) | − 0.045 ± 0.116 (0.705) | 0.014 ± 0.089 (0.879) | – |
Regression coefficients are reported as mean ± SE. Statistic: linear regression models. A: describes absolute values: SAT vs. blood parameters; B: describes the difference in SAT from preoperative value vs. the difference from preoperative value of each blood parameter
SAT subcutaneous adipose tissue