Findings in the US (USEIR), Hungarian (HEIR), and Mexican (MEIR) eye injury registries
| USEIR | HEIR | MEIR | |
|---|---|---|---|
| NLP = no light perception; HM = hand movements; LP = light perception. | |||
| Study period | 1 January 1982–31 December 1999 | 1 January 1989–31 December 1995 | 1 June 1992–31 May 2002 |
| All cases in database | 10 310 | 1664 | 915 |
| Bottle related | 30 eyes of 30 patients (0.3%) | 52 eyes of 52 patients (3.1%) | 8 eyes of 8 patients (0.9%) |
| Men (%) | 67 | 53 | 86 |
| Age (years) | 24 (2–53) | 36 (2–70) | 29 (11–55) |
| Bystanders (%) | 26 | 22 | 50 |
| Agent | Glass: 24 (80%); champagne bottle cork: 6 (20%) | Glass: 5 (10%); cap: 10 (19%); champagne bottle cork: 37 (71%) | Glass: 5 (63%); cap: 3 (38%) |
| Injuries occurring at home (%) | 43 | 61 | 75 |
| Left eye (%) | 60 | 34 | 50 |
| Open globe injury (%) | 80 | 17 | 75 |
| Retinal injury (%) | 50 | 42 | 38 |
| Number of surgeries performed | None: 13%, one: 44%, two: 30%, three or more: 13% | None: 62%, one: 29%, two: 5%, three or more: 3% | None: 25%, one: 63%, two: 13% |
| Initial visual acuity | NLP to 20/20; median: HM | NLP to 20/25; median: HM | HM to 20/30; median: 20/70 |
| Final visual acuity | NLP to 20/20; median: 20/70 | NLP to 20/20; median: 20/70 | LP to 20/30; median: 20/50 |
| Improvement (%) | 50 | 68 | 57 |
| No change (%) | 38 | 22 | 29 |
| Deterioration (%) | 12 | 11 | 14 |
| Eyes remaining legally blind (%) | 43 | 16 | 29 |