Estimated 1 year graft survival. Recipient and surgical variables
| Recipient and surgical variable: | No | Univariate level (Kaplan–Meier method) | p Value | Multivariate level |
|---|---|---|---|---|
| Recipient age (years): | ||||
| < 20 | 20 | 88.9% | ||
| 21–30 | 31 | 100.0% | ||
| 31–40 | 20 | 85.0% | ||
| 41–50 | 23 | 77.3% | ||
| 51–60 | 15 | 93.3% | ||
| 61–70 | 40 | 75.8% | ||
| 71–80 | 53 | 81.7% | ||
| > 81 | 29 | 78.9% | 0.010 | 0.05 |
| Recipient rejection status: | ||||
| low risk | 181 | 90.2% | ||
| high risk | 50 | 60.9% | < 0.0001 | 0.01 |
| Preoperative diagnosis: | ||||
| Fuchs’ dystrophy and ICE syndrome | 10 | 100.0% | ||
| Keratoconus | 66 | 98.5% | ||
| Other dystrophies | 9 | 87.5% | ||
| Bullous keratopathy | 106 | 80.5% | ||
| Trauma | 8 | 75.0% | ||
| Corneal scar/ulcer, interstitial keratitis | 20 | 63.2% | ||
| Regraft | 12 | 58.3% | < 0.0001 | 0.005 |
| Recipient trephination size (mm): | ||||
| 7.00–7.75 | 18 | 64.7% | ||
| 8.00–8.25 | 213 | 85.8% | 0.002 | 0.10 (NS) |
| Preop IOP: | ||||
| No glaucoma and IOP < 20 mm Hg | 192 | 85.8% | ||
| Glaucoma or IOP > 20 mm Hg | 39 | 76.3% | 0.050 | 0.38 (NS) |
| Postop lens status: | ||||
| Aphake | 12 | 82.5% | ||
| Ant chamber IOL | 84 | 79.2% | ||
| Post chamber IOL | 46 | 75.0% | ||
| Phake | 89 | 93.2% | 0.003 | 0.84 (NS) |
| Combined procedures: | ||||
| Vitrectomy | 46 | 75.8% | ||
| No vitrectomy | 185 | 86.1% | 0.008 | 0.19 (NS) |
| Lens removal | 26 | 64.0% | ||
| No lens removal | 205 | 86.7% | 0.005 | 0.11 (NS) |
| PC IOL insertion | 28 | 64.3% | ||
| No PC IOL insertion | 203 | 87.1% | 0.006 | 0.63 (NS) |
↵log rank test for trend.