Table 2. General characteristics of the participants in this study.
| Centenarians | Near-centenarians | Total | |
|---|---|---|---|
| n (male/female) | 966 (175/791) | 787 (316/ 471) | 1,753 (491/1,262) |
| Age (years) | 85.21 ± 4.33 | 102.79 ± 2.71 | 94.89 ± 9.43 |
| Body mass index | 20.71 ± 3.80 | 18.13 ± 4.01 | 19.42 ± 4.11 |
| Waist-hip ratio | 0.89 ± 0.22 | 0.90 ± 0.13 | 0.89 ± 0.17 |
| Ethnic Han (%) | 89.54% | 88.96% | 89.28% |
| Systolic blood pressure (mmHg) | 147.27 ± 23.97 | 152.88 ± 24.93 | 150.32 ± 24.65 |
| Diastolic blood pressure (mmHg) | 78.92 ± 12.83 | 75.65 ± 13.37 | 77.14 ± 13.23 |
| Hemoglobin (g/L) | 126.83 ± 17.99 | 113.11 ± 16.76 | 119.25 ± 18.61 |
| Erythrocyte (mmc) | 4.43 ± 0.64 | 4.01 ± 0.61 | 4.20 ± 0.66 |
| Mean corpuscular volume (fl) | 91.75 ± 8.77 | 90.40 ± 8.95 | 91.00 ± 8.89 |
| Total protein (g/dL) | 72.36 ± 4.99 | 68.67 ± 6.26 | 70.33 ± 6.01 |
| Albumin (g/dL) | 42.10 ± 3.35 | 38.44 ± 4.06 | 40.08 ± 4.17 |
| Serum homocysteine (µmol/L) | 24.66 ± 11.85 | 26.02 ± 13.48 | 25.38 ± 12.76 |
| Serum uric acid (µmol/L) | 340.50 ± 92.87 | 329.40 ± 100.38 | 334.38 ± 97.21 |
| Serum urea (mmol/L) | 5.70 ± 2.22 | 6.50 ± 3.30 | 6.14 ± 2.89 |
| Serum creatinine (mg/dL) | 0.96 ± 0.29 | 0.98 ± 0.41 | 0.97 ± 0.36 |
| Disease | 40.27% | 39.14% | 39.76% |
| Hypertension (%) | 28.78% | 27.58% | 28.24% |
| Cardiovascular disease (%) | 6.21% | 5.72% | 5.99% |
| Stroke (%) | 2.80% | 1.65% | 2.28% |
| Diabetes (%) | 2.38% | 1.40% | 1.94% |
| Dyslipidemia (%) | 0.93% | 0.88% | 0.91% |
| Cancer (%) | 0.41% | 0.38% | 0.4% |
Notes.
Abbreviations
- MDRD
- modification of diet in renal disease
- CKD-EPI
- chronic kidney disease epidemiology collaboration
- BIS1
- Berlin Initiative Study 1
- eGFR
- estimated glomerular filtration rate.