Table 2. Clinical characteristics and islet function indexes of overweight/obesity and normal weight group by the median of SUA.
| Variables | Overweight/obesity group | Normal weight group | ||||||
|---|---|---|---|---|---|---|---|---|
| LSUA | HSUA | t/ϰ | p | LSUA | HSUA | t/ϰ | p | |
| SUA (umol/L) | <285 | 285–420 | <285 | 285–420 | ||||
| Age (years) | 52.9 ± 11.2 | 51.4 ± 12.5 | 1.01 | 0.314 | 55.4 ± 10.9 | 51.7 ± 13.5 | 1.60 | 0.112 |
| Male/female | 62/56 | 109/41 | 11.58 | 0.001 | 38/34 | 25/15 | 0.99 | 0.320 |
| Duration (years) | 4.0 (0.3, 10.0) | 4.0 (0.29, 9.00) | 0.14 | 0.886 | 6.0 (1.0, 10.0) | 4.5 (0.42, 10.0) | −0.18 | 0.861 |
| SBP (mmHg) | 129.4 ± 16.3 | 128.7 ± 17.3 | 0.35 | 0.729 | 126.2 ± 17.1 | 122.8 ± 20.0 | 0.96 | 0.345 |
| DBP (mmHg) | 80.5 ± 10.2 | 82.1 ± 11.6 | −1.19 | 0.235 | 76.9 ± 9.5 | 77.1 ± 9.6 | −0.07 | 0.953 |
| BMI (kg/m2) | 26.5 ± 1.9 | 27.4 ± 2.7 | −3.14 | 0.002 | 21.8 ± 1.9 | 21.6 ± 2.0 | −0.17 | 0.872 |
| TG (mmol/L) | 1.88 (1.09, 2.58) | 2.08 (1.34, 3.32) | −1.42 | 0.156 | 1.21 (0.84, 2.03) | 1.43 (1.00, 2.15) | −0.51 | 0.614 |
| TCH (mmol/L) | 4.46 (3.74, 5.35) | 4.57 (4.07, 5.15) | −0.83 | 0.407 | 4.37 (3.95, 5.08) | 4.33 (3.51, 5.26) | 0.53 | 0.595 |
| LDL (mmol/L) | 2.58 (2.19, 2.95) | 2.59 (2.17, 3.13) | −0.59 | 0.550 | 2.58 (2.31, 2.93) | 2.58 (2.02, 3.15) | −0.37 | 0.712 |
| HDL (mmol/L) | 1.07 ± 0.38 | 0.97 ± 0.40 | 2.35 | 0.020 | 1.24 ± 0.49 | 0.99 ± 0.29 | 2.94 | 0.004 |
| ALT (U/L) | 20.0 (14.0, 30.3) | 23.5 (17.0, 35.0) | −2.73 | 0.007 | 18.0 (14.3, 23.0) | 20.0 (14.0, 30.0) | −0.65 | 0.515 |
| CR (umol/L) | 70.9 ± 16.1 | 75.4 ± 14.9 | −2.53 | 0.012 | 70.2 ± 15.5 | 70.7 ± 14.8 | −0.16 | 0.872 |
| HbA1c (%) | 9.50 ± 2.13 | 8.89 ± 1.96 | 2.40 | 0.020 | 9.32 ± 2.32 | 9.71 ± 2.75 | −0.78 | 0.434 |
| FPG (mmol/L) | 9.7 ± 2.8 | 9.0 ± 3.2 | 2.16 | 0.032 | 9.5 ± 3.3 | 9.5 ± 3.5 | 0.08 | 0.931 |
| P2hPG (mmol/L) | 19.4 ± 3.9 | 18.1 ± 4.7 | 2.44 | 0.015 | 18.9 ± 4.9 | 19.5 ± 4.9 | −0.49 | 0.636 |
| FCP (nmol/L) | 2.24 (1.71, 3.02) | 2.50 (1.87, 3.41) | −2.52 | 0.012 | 1.81 (1.30, 2.74) | 1.92 (1.32, 3.09) | −0.87 | 0.388 |
| P2hCP (nmol/L) | 5.00 (3.63, 6.73) | 6.52 (4.87, 8.43) | −4.45 | <0.001 | 4.87 (3.20, 6.68) | 5.46 (3.58, 7.69) | −0.72 | 0.474 |
| FCPI | 0.24 (0.17, 0.34) | 0.31 (0.22, 0.42) | −3.82 | <0.001 | 0.22 (0.16, 0.30) | 0.25 (0.15, 0.36) | −0.88 | 0.381 |
| PPCPI | 1.46 (0.95, 2.36) | 2.04 (1.35, 2.95) | −4.52 | <0.001 | 1.45 (0.94, 2.18) | 1.76 (0.94, 2.60) | −0.36 | 0.716 |
| ΔC-peptide | 2.52 (1.44, 4.07) | 3.81 (2.28, 5.46) | −4.26 | <0.001 | 2.82 (1.60, 4.77) | 3.36 (1.77, 4.66) | −0.69 | 0.492 |
| HOMA2%B | 45.4 (30.3, 63.4) | 60.3 (37.6, 90.9) | −1.82 | <0.001 | 40.3 (29.2, 64.1) | 43.5 (26.7, 91.3) | −0.68 | 0.493 |
| HOMA2IR | 2.03 (1.53, 2.75) | 2.23 (1.62, 3.16) | −4.69 | 0.007 | 1.64 (1.17, 2.32) | 1.86 (1.12, 2.66) | −0.71 | 0.477 |
Note:
Values are expressed as mean ± standard deviation (SD) or median (range 25th–75th percentile).