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Table 3 Obesity indicators by subpopulations in Chile

From: Geographical disparities in obesity prevalence: small-area analysis of the Chilean National Health Surveys

  Prevalence (95%CI)
NHS-2009
Prevalence (95%CI)
NHS-2016
Absolute increase Relative increase
%
Gender
 Male 19.3 (16.5–22) 30.3 (27.1–33.5) 11.0 (6.8–15.2) 57.0 (31.5–87.4)
 Female 30.6 (27.6–33.5) 38.4 (35.3–41.6) 7.9 (3.5–12.2) 25.7 (10.7–42.7)
Age groups
 15 to 24 y 11.0 (7.6–14.3) 17.8 (14.0–21.6) 6.8 (1.8–11.9) 62.4 (11.9–135.6)
 25 to 44 y 23.6 (20.0–27.1) 36.1 (31.9–40.3) 12.5 (7.1–18.0) 53.2 (26.9–85.0)
 45 to 64 y 35.4 (31.4–39.5) 42.2 (38.0–46.4) 6.8 (0.9–12.6) 19.1 (2.3–38.6)
 65 y or more 31.0 (25.6–36.4) 35.6 (31.1–40.1) 4.6 (2.4–11.7) 14.9 (7.4–42.7)
Socioeconomic status
 Low 35.1 (30.6–39.6) 46.6 (41.1–52.1) 11.5 (4.4–18.6) 32.8 (11.6–57.9)
 Medium 24.7 (22.2–27.3) 33.4 (30.5–36.3) 8.7 (4.7–12.6) 35.1 (17.7–55.1)
 High 18.5 (14.1–22.9) 29.4 (24.8–34.1) 10.9 (4.5–17.3.2) 58.7 (19.4–110.9)
  1. 95% CI: 95% Confidence Interval. NHS: National Health Survey
  2. a Calculated according to the Chilean NHS traditional approach
  3. b Difference between obesity rates in NHS-2016 and NHS-2009
  4. c The ratio between the difference in the obesity rate in NHS-2009) × 100