From: High prevalence of chronic kidney disease of unknown etiology among workers in the Mesoamerican Nephropathy Occupational Study
CKD Stage (eGFR mL/min/1.73 m2)
n (%)
Overall CKD Prevalence,
Stages 3–5 combined (< 60)
42 (7.4)
Stage 3a (45 to < 60)
9 (1.6)
Stage 3b (30 to < 45)
16 (2.8)
Stage 4 (15 to < 30)
Stage 5 (< 15)
7 (1.2)