Table 2.
Baseline characteristics of the EQUAL cohort and SRR
| Characteristic | EQUAL Cohort, n=1580 | SRR, n=13,489 |
|---|---|---|
| Age, yr | 76.2 (70.7–81.5) | 74.3 (65.7–81.2) |
| Men, % | 65.5 | 61.3 |
| Current smoker, % | 9.1 | — |
| Country of residence, % | ||
| Germany | 8.5 | 0 |
| Italy | 24.3 | 0 |
| The Netherlands | 15.0 | 0 |
| Poland | 4.2 | 0 |
| Sweden | 18.1 | 100 |
| United Kingdom | 29.9 | 0 |
| Primary kidney disease, % | ||
| Diabetes mellitus | 20.3 | 21.5 |
| Glomerular disease | 9.2 | 6.9 |
| Hypertension | 36.4 | 30.2 |
| Other | 34.2 | 41.4 |
| Comorbidities, % | ||
| Cardiovascular disease | 62.2 | 33.1 |
| Hypertension | 91.7 | 73.2 |
| Diabetes mellitus | 42.1 | 36.4 |
| Laboratory parameters | ||
| eGFR by MDRD, ml/min per 1.73 m2 | 18.5 (4.7) | 21.9 (5.7) |
| Urinary ACR, mg/mmol | 40 (8–165) | 36 (7–155) |
| Serum calcium, mmol/L | 2.24 (0.32) | 2.29 (0.29) |
Laboratory values are shown in the International System of Units and can be converted to conventional units as follows: urinary ACR in milligrams per gram: multiply by 8.85; calcium in milligrams per deciliter: multiply by 4.0. MDRD, Modification of Diet in Renal Disease; ACR, albumin-creatinine ratio.