A statistical comparison of the differential rates of eye injury between ANSF and ISAF troops.
| Total number=94 | ANSF | ISAF | Significance (p value) |
|---|---|---|---|
| Number in each group (n) | 53 | 41 | – |
| Mounted | 19* | 34 | 0.0001 |
| Eye protection | 0 | 40† | 0.0001 |
| Eye injury | 24 | 3 | 0.0001 |
| Bilateral injury | 11 | 0 | 0.0020 |
| Corneal abrasion | 13 | 1 | 0.0028 |
| Globe penetration | 9 | 1 | 0.0390 |
| Eyelid laceration | 8 | 0 | 0.0088 |
| Retained FB | 0 | 1 | 0.4362 |
| Facial fracture | 9 (17%) | 2 (4.8%) | 0.1056 |
| Previous injury | 2 | 1† | 1.000 |
*Mounted for ISAF means enclosed armoured mine resistant vehicles such as Foxhound and Mastiff. The ANSF routinely mount on open flatbed vehicles such as the Ford Ranger or other civilian model pick-up trucks.
†The one ISAF soldier who was not recorded as wearing eye protection had also a similar previous contra-lateral injury.
ANSF, Afghan National Security Force; FB, foreign body; ISAF, International Security Assistance Force.