Table 2 Average annual injury rates by urban–rural status and selected demographic variables.
| Demographics | Large urban injury rate (95% CI) | Small urban injury rate (95% CI) | Suburban injury rate (95% CI) | Rural injury rate (95% CI) | Linear-by-linear test for effect |
|---|---|---|---|---|---|
| Age (years) | |||||
| 18–29 | 114.7 (105.3 to 124.1) | 132.0 (119.1 to 144.9) | 144.1 (125.3 to 162.9) | 162.0 (140.2 to 183.8) | 0.047 |
| 30–49 | 95.2 (90.1 to 100.3) | 107.7 (99.7 to 115.7) | 115.9 (104.7 to 127.1) | 122.8 (109.9 to 135.7) | 0.043 |
| 50–64 | 89.5 (81.1 to 97.9) | 83.7 (75.5 to 91.9) | 85.8 (68.7 to 102.9) | 105.9 (87.3 to 124.5) | 0.127 |
| ⩾65 | 94.6 (86.0 to 103.2) | 94.0 (84.2 to 103.8) | 116.0 (97.8 to 134.2) | 105.5 (88.4 to 122.6) | 0.121 |
| Gender | |||||
| Male | 105.7 (99.8 to 111.6) | 120.4 (112.8 to 128) | 133.7 (121.7 to 145.7) | 140.5 (123.4 to 157.6) | 0.043 |
| Female | 91.8 (87.1 to 96.5) | 92.8 (86.1 to 99.5) | 98.0 (86.4 to 109.6) | 109.7 (96.6 to 122.8) | 0.054 |
| Ethnicity | |||||
| Non-hispanic | 60.6 (55.1 to 66.1) | 74.9 (65.5 to 84.3) | 87.8 (62.5 to 113.1) | 102.1 (66.0 to 138.2) | 0.042 |
| Hispanic | 104.9 (100.8 to 109.0) | 108.5 (102.8 to 114.2) | 116.5 (107.5 to 125.5) | 125.6 (114.0 to 137.2) | 0.044 |
| Income | |||||
| <$20 000 | 116.8 (107.4 to 126.2) | 126.3 (117.1 to 135.5) | 129.0 (98.2 to 146.8) | 149.6 (132.0 to 167.2) | 0.051 |
| ⩾$20 000 | 99.5 (95.0 to 104.0) | 104.0 (97.9 to 110.1) | 115.5 (104.7 to 126.3) | 118.7 (106.5 to 130.9) | 0.046 |
| Education | |||||
| Below high school | 98.3 (89.1 to 107.5) | 99.9 (88.7 to 111.1) | 104.0 (88.3 to 119.7) | 99.4 (81.4 to 117.4) | 0.253 |
| High school or some college | 104.6 (98.9 to 110.3) | 116.1 (108.8 to 123.4) | 119.7 (107.4 to 132.0) | 139.2 (125.9 to 152.5) | 0.048 |
| College graduate | 90.8 (84.5 to 97.1) | 92.2 (84.4 to 100) | 114.7 (100.4 to 129.0) | 111.1 (95.0 to 127.2) | 0.067 |
| Health insurance | |||||
| No health insurance | 79.5 (71.3 to 87.7) | 102.8 (91.2 to 113) | 114.4 (96.6 to 132.2) | 123.8 (101.5 to 146.1) | 0.046 |
| Health insurance | 102.8 (98.5 to 107.1) | 107.1 (101.2 to 113) | 116.3 (107.9 to 124.7) | 124.9 (112.8 to 136.9) | 0.043 |