Guides

• What PLACES is: how CDC produces a health estimate for a place nobody surveyed.
• Why the estimates are not counts: what 31.8% of adults with obesity does and does not mean.
• Reading the confidence intervals: overlapping whiskers, the comparison rule and why small areas have wide intervals.
• How the figures can be used: what CDC says they are for, and the uses CDC warns against.
• Crude and age-adjusted prevalence: which to read when.