Table 1.
Baseline characteristics of subjects.
| AKI (n = 318) | Non-AKI (n = 1,283) | P value | |
|---|---|---|---|
| Male (%) | 187(58.91) | 649(50.58) | 0.009 |
| Age (mean ± SD) | 56.92 ± 11.40 | 53.57 ± 13.58 | 0.001 |
| BMI (%) | |||
| BMI < 18.5 (n = 98) | 24(7.55) | 74(5.77) | 0.658 |
| 18.5 ≤ BMI<24 (n = 799) | 150(47.17) | 649(50.58) | 0.229 |
| 24 ≤ BMI<28 (n = 539) | 103(32.39) | 436(33.98) | 0.298 |
| BMI ≥ 28 (n = 165) | 41(12.89) | 124(9.66) | 0.045 |
| Medical history | |||
| Diabetes (%) | 52(16.35) | 170(13.25) | 0.152 |
| Hypertension (%) | 146(45.91) | 433(33.75) | <0.001 |
| Hyperlipemia (%) | 80(25.16) | 268(20.89) | 0.099 |
| Previous Surgery history (%) | 145(45.60) | 531(41.39) | 0.174 |
| Smoking (%) | 90(28.30) | 303(23.62) | 0.082 |
| NYHA class (%) | |||
| Ⅰ | 29(9.12) | 168(13.09) | 0.053 |
| Ⅱ | 73(22.96) | 424(33.05)) | <0.001 |
| Ⅲ | 189(59.43) | 612(47.70) | <0.001 |
| Ⅳ | 27(8.49) | 79(6.16) | 0.134 |
| CAG (%) | 141(44.34) | 494(38.50) | 0.057 |
BMI, body mass index; NYHA, New York Heart Association (classification); CAG: coronary arteriongraphy; AKI, acute kidney injury.