From: Prevalence of chronic kidney disease in population-based studies: Systematic review
 |  |  | Prevalence of CKD | ||||
---|---|---|---|---|---|---|---|
Author [ref.] year | Country | Study population, study design, number of participants, response, age, gender | MDRD equation | CG/BSA equation | |||
Brugts et al. [28] 2005 | Netherlands | Participants of the Rotterdam Study, prospective cohort study, N = 4484, response 78%, aged ≥ 55 yrs. (mean age: 69.6 yrs.), 36.3% males. | NR |  |  | Overall: 44.9% |  |
Cirillo et al. [29] 2006 | Italy | Participants from central Italy, cross-sectional study, N = 4574, response NR, aged 18–95 yrs., 45.5% males. | Overall: 6.4% Men: 6.5%, Women: 6.2% |  |  | NR |  |
 |  |  | Age (yrs.) | Men | Women |  |  |
 |  |  | 18–44 | 0.6% | 1.3% |  |  |
 |  |  | 45–54 | 2.6% | 1.3% |  |  |
 |  |  | 55–64 | 7.3% | 5.4% |  |  |
 |  |  | 65–74 | 15.0% | 11.0% |  |  |
 |  |  | 75+ | 34.5% | 31.6% |  |  |
Hallan et al. [30] 2006 | Norway | Participants of the second Health Survey of Nord-Trondelag County (HUNT II), cross-sectional study, N = 65181, response 70.4%, aged ≥ 20 yrs. (mean age: 50.2 yrs.), 46.8% men. | Overall: 4.7% Men: 3.6%, Women: 5.7% |  |  | NR |  |
 |  |  | Age (yrs.) |  |  |  |  |
 |  |  | 20–39 | 0.2% |  |  |  |
 |  |  | 30–59 | 1.4% |  |  |  |
 |  |  | 60–69 | 6.3% |  |  |  |
 |  |  | 70+ | 18.6% |  |  |  |
Nitsch et al. [31] 2006 | Switzerland | Participants of the Swiss SAPALDIA Study, random sample, cross-sectional study, N = 6317, response NR, aged ≥ 18 yrs., 49% males. | Overall: 8.1% Men: 4.5%, Women: 11.5% |  |  | NR |  |
 |  |  | Age (yrs.) | Men | Women |  |  |
 |  |  | < 55 | 1.1% | 7.9% |  |  |
 |  |  | 55–65 | 7.1% | 23.5% |  |  |
 |  |  | 66+ | 12.9% | 35.9% |  |  |
Otero et al. [32] 2005 | Spain | Randomly selected participants of the Estudio Epidemioloógic o de la Insuficiencia Renal en Espana (EPIRCE) pilot study, cross-sectional study, N = 237, response NR, aged ≥ 20 yrs. (mean age: 49.58 yrs.), 42.6% males. | Overall: 5.1% |  |  | NR |  |
Verhave et al. [33] 2004 | Netherlands | Participants of the Prevention of Renal and Vascular End-stage Disease Study, cohort study, N = 6022, response NR, aged 28–75 yrs. (mean age: 48 yrs.), 51.5% males. | NR |  |  | Overall: 4.2% |  |
Viktorsdottir et al. [34] 2005 | Iceland | Participants of the Reykijavik Heart Study, cross-sectional study. N = 19256, response NR, aged 33–85 yrs., 48% males. | Overall: 7.2% Men: 3.7%, Women: 10.9% |  |  | Overall: 24.7% Men: 19%, Women: 30% |  |
 |  |  | Age (yrs.) | Men | Women |  |  |
 |  |  | 35–39 | 0.8% | 2.2% |  |  |
 |  |  | 40–44 | 1.1% | 3.0% |  |  |
 |  |  | 45–49 | 1.3% | 4.4% |  |  |
 |  |  | 50–54 | 2.3% | 6.3% |  |  |
 |  |  | 55–59 | 2.4% | 7.6% |  |  |
 |  |  | 60–64 | 5.2% | 11.7% |  |  |
 |  |  | 65–69 | 13.5% | 36.1% |  |  |
 |  |  | 70–74 | 17.0% | 38.1% |  |  |
 |  |  | 75–79 | 19.5% | 35.3% |  |  |
 |  |  | 80+ | 24.5% | 53.1% |  |  |
Wasen et al. [35] 2004 | Finland | Participants from elderly residents in a community, cross-sectional study, N = 1246, response 83%, age 64–100 yrs. (mean age: 74 yrs.), 42% males. | Overall: 35.8% |  |  | Overall: 58.5% |  |