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. Author manuscript; available in PMC: 2017 Mar 1.
Published in final edited form as: Ann Epidemiol. 2016 Jan 12;26(3):222–226. doi: 10.1016/j.annepidem.2016.01.001

Table 3.

Comparison of weighted prevalence estimates per 1000 children for “ever” versus “current” status for cerebral palsy (CP) and intellectual disability (ID); 2011e2012 National Survey of Children’s Health

Characteristic Ever CP
prevalence (95% CI)
Current CP
prevalence (95% CI)
Ratio of current:
ever CP
Ever ID prevalence (95% CI) Current ID
prevalence (95% CI)
Ratio of current:
ever ID
Total 2.6 (2.1–3.2) 2.3 (1.8–2.8) 0.86 12.2 (10.7–13.9) 10.6 (9.1–12.3) 0.87
Sex
  Female 3.3 (2.4–4.5) 2.8 (2.0–3.8) 0.84 9.4 (7.6–11.5) 7.8 (6.2–9.8) 0.83
  Male 2.0 (1.5–2.6) 1.8 (1.3–2.4) 0.89 14.9 (12.6–17.7) 13.3 (11.0–16.0) 0.89
Race/ethnicity
  Non-Hispanic white 2.4 (1.8–3.1) 1.9 (1.4–2.4) 0.79 12.3 (10.5–14.4) 10.8 (9.1–12.9) 0.88
  Non-Hispanic black 4.6 (2.8–7.4) 4.2 (2.5–7.0) 0.91 17.1 (13.0–22.5) 13.9 (10.2–18.9) 0.81
  Non-Hispanic other 3.0 (1.7–5.3) 2.7 (1.5–5.0) 0.90 11.3 (8.3–15.4) 8.7 (6.3–12.1) 0.77
  Hispanic 1.9 (1.0–3.6) 1.8 (0.9–3.6) 0.98 10.1 (6.4–15.8) 9.4 (5.8–15.1) 0.93
Child age
  2–5 years old 2.6 (1.5–4.5) 1.8 (1.0–3.3) 0.70 5.9 (4.5–7.9) 4.7 (3.4–6.5) 0.80
  6–9 years old 2.4 (1.6–3.5) 2.2 (1.4–3.3) 0.91 11.8 (9.2–15.2) 10.0 (7.6–13.3) 0.85
  10–13 years old 2.7 (1.9–3.7) 2.5 (1.7–3.5) 0.92 15.9 (12.3–20.5) 13.9 (10.5–18.5) 0.87
  14–17 years old 2.9 (1.9–4.3) 2.5 (1.6–3.9) 0.89 15.0 (11.8–18.9) 13.5 (10.4–17.4) 0.90
Highest adult education in family
  Less than high school 3.4 (2.1–5.4) 3.2 (2.0–5.3) 0.96 17.8 (12.9–24.6) 15.3 (10.6–21.9) 0.86
  High school or equivalent 3.0 (2.2–4.1) 2.7 (1.9–3.7) 0.88 12.4 (10.2–15.1) 10.8 (8.7–13.4) 0.87
  More than high school 2.0 (1.3–2.9) 1.5 (1.0–2.2) 0.78 9.7 (8.0–11.8) 8.5 (6.8–10.5) 0.87

“Ever” condition includes children that were reported to have “ever been told” they have the condition.

“Current” refers to the subset of “Ever” which gave an affirmative answer to the question “Does [child’s name] currently have [condition]?