Table 2.
Categories of Type of Injury Sustained on September 11, 2001, by Selected Factors, World Trade Center Health Registry, 2003–2007
| Factora | Type of Injury |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Cut, Abrasion, or Puncture Wound |
Sprain/Strain |
Burn |
Broken Bone (Fracture) or Dislocation |
Concussion/Head Injury/Knocked Out by Being Hit on the Head |
||||||
| No. of Cases | % | No. of Cases | % | No. of Cases | % | No. of Cases | % | No. of Cases | % | |
| All | 1,098 | 100.0 | 1,019 | 100.0 | 211 | 100.0 | 81 | 100.0 | 69 | 100.0 |
| Number of injury types reported | ||||||||||
| 1 | 667 | 60.7 | 611 | 60.0 | 79 | 37.4 | 15 | 18.5 | 10 | 14.5 |
| 2 | 346 | 31.5 | 324 | 31.8 | 83 | 39.3 | 30 | 37.0 | 19 | 27.5 |
| ≥3 | 85 | 7.7 | 84 | 8.2 | 49 | 23.2 | 36 | 44.4 | 40 | 58.0 |
| PTSD at wave 1 | ||||||||||
| Yes | 214 | 19.5 | 258 | 25.3 | 61 | 28.9 | 31 | 38.3 | 28 | 40.6 |
| No | 884 | 80.5 | 761 | 74.7 | 150 | 71.1 | 50 | 61.7 | 41 | 59.4 |
| Dust/debris cloud exposure on 9/11 | ||||||||||
| Intense dust cloud | 852 | 77.6 | 689 | 67.6 | 166 | 78.7 | 65 | 80.2 | 57 | 82.6 |
| Some/none | 246 | 22.4 | 330 | 32.4 | 45 | 21.3 | 16 | 19.8 | 12 | 17.4 |
Abbreviation: PTSD, posttraumatic stress disorder.
a Denominator for percent includes persons with missing data.