Table 1.
Baseline characteristics across different BMI and high-sensitivity C-reactive protein (hs-CRP) groups in 4855 metabolically healthy Chinese adults*
| Groups | NBW – low risk | NBW – high risk | Overweight – low risk | Overweight – high risk | P | ||||
|---|---|---|---|---|---|---|---|---|---|
| Mean | sd | Mean | sd | Mean | sd | Mean | sd | ||
| Sample | 3261 | 545 | 726 | 323 | – | ||||
| Age (years) | 35·7 | 8·7 | 35·7 | 9·0 | 37·0 | 9·4 | 36·9 | 9·2 | 0·001 |
| Sex (%) | <0·001 | ||||||||
| Men | 32·5 | 44·2 | 64·5 | 53·6 | |||||
| Women | 67·5 | 55·8 | 35·5 | 46·4 | |||||
| hs-CRP (mg/l) | <0·001 | ||||||||
| Median | 0·28 | 1·59 | 0·41 | 1·60 | |||||
| Inter-quartile range | 0·17, 0·47 | 1·22, 2·56 | 0·26, 0·61 | 1·21, 2·71 | |||||
| BMI (kg/m2) | 21·2 | 1·5 | 21·5 | 1·4 | 25·5 | 1·3 | 26·0 | 1·9 | <0·001 |
| SBP (mmHg) | 107·9 | 9·6 | 109·0 | ±9·0 | 112·7 | 9·0 | 113·1 | 8·4 | <0·001 |
| DBP (mmHg) | 67·0 | 7·0 | 67·9 | 6·7 | 69·5 | 6·1 | 69·5 | 6·7 | <0·001 |
| FBG (mmol/l) | 4·8 | 0·4 | 4·8 | 0·4 | 4·8 | 0·4 | 4·8 | 0·4 | <0·001 |
| HbA1c (%) | 5·1 | 0·3 | 5·1 | 0·3 | 5·2 | 0·3 | 5·2 | 0·3 | <0·001 |
| ALT (U/l) | <0·001 | ||||||||
| Median | 12 | 13 | 17 | 18 | |||||
| Inter-quartile range | 10, 17 | 10, 19 | 12, 23 | 13, 25 | |||||
| AST (U/l) | <0·001 | ||||||||
| Median | 16 | 16 | 17 | 18 | |||||
| Inter-quartile range | 14, 19 | 14, 20 | 15, 20 | 15, 21 | |||||
| TC (mmol/l) | 4·4 | 0·6 | 4·4 | 0·6 | 4·4 | 0·6 | 4·5 | 0·6 | 0·380 |
| TAG (mmol/l) | 0·8 | 0·3 | 0·9 | 0·3 | 1·0 | 0·3 | 1·0 | 0·3 | <0·001 |
| HDL-cholesterol (mmol/l) | 1·5 | 0·3 | 1·4 | 0·3 | 1·4 | 0·3 | 1·3 | 0·3 | <0·001 |
| LDL-cholesterol (mmol/l) | 2·4 | 0·5 | 2·5 | 0·5 | 2·6 | 0·5 | 2·6 | 0·5 | <0·001 |
| Uric acid (μmol/l) | 274·1 | 57·2 | 293·4 | 57·1 | 310·8 | 59·6 | 311·8 | 57·1 | <0·001 |
| eGFR (ml/min per 1·73 m2 | 113·8 | 11·6 | 114·1 | 11·1 | 111·1 | 11·4 | 111·9 | 11·9 | <0·001 |
NWB, normal body weight; HbA1c, glycated Hb A1c; SBP, systolic blood pressure; DBP, diastolic blood pressure; FBG, fasting blood glucose; HbA1c, glycated Hb A1c; ALT, alanine transferase; AST, aspartate transferase; TC, total cholesterol; eGFR, estimating glomerular filtration rate.
*
Criteria: NBW – low risk, BMI < 24·0 kg/m2 and hs-CRP < 1·0 mg/l; NBW – high risk, BMI < 24·0 kg/m2 and hs-CRP ≥ 1 mg/l; overweight – low risk, BMI ≥ 24·0 kg/m2 and hs-CRP < 1 mg/l; overweight – high risk, BMI ≥ 24·0 kg/m2 and hs-CRP ≥ 1·0 mg/l.