Table 1.
Neighborhood physical disorder items and inter-rater reliability from block faces audited using Google Street View
| List of items | Categorization | Prevalence | % agreementa | Kappab |
|---|---|---|---|---|
| Trash/garbage | Heavy/moderate (1) versus light/none (0) | 21.8% | 85.2% | 0.53 |
| Abandoned vehicle | Yes (1) versus no (0) | 1.6% | 98.8% | – |
| Graffiti | Yes (1) versus no (0) | 13.0% | 91.4% | 0.56 |
| Graffiti scrubbed/painted over | Yes (1) versus no (0) | 13.9% | 86.4% | 0.50 |
| Other defaced property | Yes (1) versus no (0) | 26.8% | 76.7% | 0.44 |
| Bars on windows/doors | Yes (1) versus no (0) | 29.3% | 86.4% | 0.67 |
| Abandoned/boarded up buildings | Yes (1) versus no (0) | 8.3% | 92.6% | – |
| Building condition | More than half/all buildings in poor condition versus about half, less than half, none | 5.9% | 97.3% | – |
| Vacant lots | Yes (1) versus no (0) | 11.3% | 93.4% | 0.57 |
aTwo raters coded each block face (n = 257 block faces from 84 census blocks, reflecting a 10% sample of the full set of census blocks in the Chicago city limits)
bKappa statistics were not calculated for items with a prevalence below 10%