Table 3. Distribution of overall age-standardized overweight prevalences, overweight prevalences by income quintiles and interquintile income gaps in overweight prevalence, findings for 245 local districts using the NHSD and the CHS in Korea, 2009–2014.
| Variables | NHSD, 2009–2014 | CHS, 2009–2014 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Median | SD | Minimum | Maximum | IQR | Median | SD | Minimum | Maximum | IQR | ||
| Men | Overall | 38.5% | 2.8%p | 31.1% | 48.8% | 3.7%p | 28.5% | 2.6%p | 22.1% | 37.2% | 3.6%p |
| Income Q1 (lowest) | 37.2% | 2.7%p | 30.7% | 46.8% | 3.6%p | 25.6% | 3.6%p | 15.4% | 37.0% | 4.3%p | |
| Income Q2 | 37.1% | 2.9%p | 29.8% | 47.4% | 3.6%p | 27.5% | 3.4%p | 17.6% | 36.1% | 4.5%p | |
| Income Q3 | 38.0% | 3.1%p | 30.7% | 49.2% | 4.1%p | 28.9% | 3.5%p | 19.8% | 38.5% | 4.5%p | |
| Income Q4 | 39.0% | 3.0%p | 30.4% | 49.9% | 4.0%p | 29.8% | 3.8%p | 20.9% | 42.0% | 4.8%p | |
| Income Q5 (highest) | 40.9% | 2.9%p | 32.9% | 50.8% | 4.0%p | 31.9% | 3.6%p | 17.4% | 41.7% | 4.8%p | |
| Q1–Q5 | −3.9%p | 1.5%p | −7.9%p | 2.2%p | 1.9%p | −5.7%p | 4.3%p | −18.2%p | 7.9%p | 5.3%p | |
| Women | Overall | 34.0% | 3.9%p | 22.1% | 44.6% | 4.8%p | 22.2% | 2.9%p | 12.6% | 30.8% | 3.6%p |
| Income Q1 (lowest) | 35.3% | 3.9%p | 25.2% | 48.6% | 4.9%p | 25.1% | 3.4%p | 16.0% | 33.6% | 4.5%p | |
| Income Q2 | 34.7% | 3.8%p | 23.8% | 45.9% | 5.2%p | 24.0% | 3.5%p | 13.1% | 34.8% | 4.6%p | |
| Income Q3 | 34.2% | 4.0%p | 21.8% | 46.1% | 4.8%p | 22.6% | 3.9%p | 12.1% | 34.4% | 4.9%p | |
| Income Q4 | 33.3% | 4.1%p | 20.7% | 45.6% | 5.0%p | 21.1% | 3.6%p | 9.2% | 33.1% | 4.7%p | |
| Income Q5 (highest) | 31.5% | 4.1%p | 18.6% | 42.6% | 5.2%p | 19.8% | 3.6%p | 10.8% | 30.4% | 4.6%p | |
| Q1–Q5 | 4.0%p | 1.6%p | 0.4%p | 8.9%p | 2.1%p | 4.9%p | 3.7%p | −8.3%p | 14.4%p | 5.0%p | |
NHSD = National Health Screening Database, CHS = Community Health Survey, SD = standard deviation, IQR = interquartile range.