Table 6.
Odds ratios and 95% confidence intervals for socioeconomic factors affecting the injury experience rate by multiple logistic regression analysis
| Variables | Categories | Crude OR* | 95% CI† | Adjusted OR‡ | 95% CI |
|---|---|---|---|---|---|
| Household income per year (1 million KRW) |
<5 |
1 |
|
1 |
|
| |
5 – < 10 |
0.81 |
0.49–1.35 |
0.82 |
0.49–1.38 |
| |
10 – < 20 |
0.63 |
0.39–0.99 |
0.64 |
0.40–1.02 |
| |
20 – < 50 |
0.6 |
0.39–0.93 |
0.6 |
0.38–0.93 |
| |
≥50 |
0.55 |
0.35–0.86 |
0.54 |
0.34–0.86 |
| Home value |
<50 |
1 |
|
1 |
|
| (1 million KRW) |
50 – < 100 |
1.08 |
0.79–1.47 |
1.11 |
0.81–1.52 |
| |
100 – < 200 |
0.9 |
0.66–1.22 |
0.92 |
0.68–1.25 |
| |
200 – < 500 |
0.86 |
0.63–1.17 |
0.89 |
0.65–1.21 |
| |
≥500 |
0.63 |
0.42–0.94 |
0.65 |
0.43–0.96 |
| Education |
≥University |
1 |
|
1 |
|
| |
≤Elementary |
1.49 |
1.18–1.88 |
1.89 |
1.44–2.48 |
| |
Middle |
1.34 |
1.04–1.71 |
1.57 |
1.20–2.05 |
| |
High |
1.23 |
1.03–1.46 |
1.28 |
1.07–1.52 |
| Occupation |
Unemployed† |
1 |
|
1 |
|
| |
Manager, professional, and administrators |
1.05 |
0.83–1.34 |
1.05 |
0.83–1.33 |
| |
Clerks |
1.19 |
0.91–1.55 |
1.18 |
0.90–1.54 |
| |
Service and sales workers |
1.07 |
0.85–1.35 |
1.08 |
0.86–1.36 |
| |
Skilled agricultural, forestry, and fishery workers |
1.38 |
1.01–1.91 |
1.43 |
1.02–2.01 |
| |
Craft, equipment, machine operating, and assembling workers |
1.96 |
1.58–2.44 |
1.99 |
1.60–2.47 |
| Elementary workers | 1.35 | 1.02–1.78 | 1.38 | 1.04–1.82 |
*odds ratio, †confidence interval.
‡: adjusted for age, sex, and marital status.