Table 1 Comparison of recipient characteristics between eyes without versus with graft rejection after corneal transplantation for keratoconus.
From: Machine learning methods to identify risk factors for corneal graft rejection in keratoconus
Characteristics | All eyes | Eyes without graft rejection | Eyes with graft rejection | P value |
|---|---|---|---|---|
Age (years) | 29.4 ± 8.7 (12 to 63) | 28.8 ± 8.5 (12 to 62) | 31.1 ± 9.1 (14 to 63) | < 0.001 |
Sex | Â | Â | Â | 0.39 |
 Male | 682 (69.2%) | 491 (70.0%) | 191 (67.3%) |  |
 Female | 303 (30.8%) | 210 (30.0%) | 93 (32.7%) |  |
History of vernal keratoconjunctivitis | 134 (11.0%) | 91 (10.4%) | 43 (12.6%) | 0.28 |
