Prevalence

São Paulo (Brazil)

Santiago (Chile)

Mexico City (Mexico)

Montevideo (Uruguay)

Caracas (Venezuela)

Stage 0

25.3% (22.7–28.0)

33.6% (31.2–36.0)

23.2% (20.8–25.6)

19.1% (16.4–21.7)

23.1% (20.4–25.8)

Stage I

10.1% (8.0–12.1)

11.0% (9.2– 12.8)

5.2% (3.8–6.6)

12.5% (10.3–14.8)

6.4% (4.9–7.9)

Stage II

4.6% (3.3– 5.8)

4.9% (3.6–6.1)

1.9% (0.9–2.9)

6.4% (4.9–8.0)

4.9% (3.6–6.3)

Stage III

0.9% (0.4–1.5)

0.7% (0.2–1.1)

0.5% (0.0–0.9)

0.6% (0.0–1.0)

0.7% (0.2–1.2)

Stage IV

0.2% (0.0–0.5)

0.3% (0.0–0.7)

0.2% (0.0–0.5)

0.1% (0.0–0.3)

0.1% (0.0–0.2)