Prevalence of Chronic Kidney Disease and Its Related Risk Factors in Elderly of Southern Iran: A Population-Based Study

Table 5

Prevalence of chronic kidney disease (CKD) in different studies.

Author [ref]	CKD definition, GFR^† formula	Age of study group	CKD prevalence
Malekmakan et al.—current study	Stage III–V, MDRD^‡	>60 years	31.2%
Viktorsdottir et al. [8]	Stage III–V, MDRD	>60 years	Men: 11.4% Women: 27.1%
Rothenbacher et al. [2]	Stage III–V, MDRD	>65 years	34.3%
Li et al. [5]	GFR < 60 mL/min/1.73 m^2 or presence of kidney damage (albuminuria ≥ 3), MDRD	>60 years	15.8%
Wasén et al. [1]	GFR < 60 mL/min/1.73 m^2, MDRD	>64 years	35.8%
Hemmelgarn et al. [4]	GFR < 60 mL/min/1.73 m^2	>66 years	35.4%
O'Riordan [9]	GFR < 60 mL/min/1.73 m^2	>70 years	25%
Swedko et al. [10]	GFR < 50 mL/min/1.73 m^2	>65 years	28.9%

†GFR: glomerular filtration rate. ‡MDRD: Modification of Diet in Renal Disease.