Table 4.
Five most frequent operative diagnoses codes
| Early (1997–2005, n = 21,397) | Late (2006–2011, n = 12,649) | ||||
|---|---|---|---|---|---|
| Diagnosis | Count (n) | Percentage | Diagnosis | Count(n) | Percentage |
| Phacoemulsification and aspiration of cataract | 4067 | 19.0% | Phacoemulsification and aspiration of cataract | 3247 | 25.7% |
| Other extracapsular extraction of lens | 3085 | 14.4% | Other mechanical vitrectomy | 2869 | 22.7% |
| Other mechanical vitrectomy | 2267 | 10.6% | Other extracapsular extraction of lens | 786 | 6.2% |
| Extracapsular extraction of lens by simple aspiration (and irrigation) technique | 1298 | 6.1% | Other scleral buckling | 560 | 4.4% |
| Other scleral buckling | 1082 | 5.1% | Trabeculectomy ab externo | 540 | 4.3% |