All (CKD-EPI equation)¶ (n = 3589) | | |
Normal | 3073 | 87.4 (85.6–89.1) |
Stage 1 or 2 | 353 | 9.4 (7.9–11.3) |
Stages 3–5 | 163 | 3.1 (2.4–3.9) |
All (MDRD equation)** (n = 3591) | | |
Normal | 3028 | 86.6 (84.7–88.3) |
Stage 1 or 2 | 350 | 9.4 (7.8–11.2) |
Stages 3–5 | 213 | 4.0 (3.1–5.1) |
Men (n = 1698) | | |
Normal | 1436 | 87.6 (85.1–89.7) |
Stage 1 or 2 | 185 | 9.6 (7.8–11.9) |
Stages 3–5 | 77 | 2.8 (2.1–3.8) |
Women (n = 1891) | | |
Normal | 1637 | 87.3 (85.3–89.1) |
Stage 1 or 2 | 168 | 9.3 (7.5–11.5) |
Stages 3–5 | 86 | 3.4 (2.3–4.9) |
All, age 18–40 yr (n =1314) | | |
Normal | 1181 | 90.2 (87.8–92.2) |
Stage 1 or 2 | 131 | 9.6 (7.6–11.9) |
Stages 3–5 | 2 | NA‡‡ |
All, age 40–64 yr (n = 1593) | | |
Normal | 1428 | 90.0 (87.2–92.3) |
Stage 1 or 2 | 138 | 8.6 (6.6–11.2) |
Stages 3–5 | 27 | 1.3 (0.7–2.7)§§ |
All, age ≥ 65 yr (n = 682) | | |
Normal | 464 | 69.2 (65.7–72.5) |
Stage 1 or 2 | 84 | 12.2 (9.6–15.5) |
Stages 3–5 | 134 | 18.6 (14.2–23.9) |
All, without diabetes or hypertension†† (n = 2730) | | |
Normal | 2450 | 90.3 (88.0–92.2) |
Stage 1 or 2 | 231 | 8.4 (6.9–10.2) |
Stages 3–5 | 49 | 1.3 (0.7–2.4)§§ |