MKI67 and choroideremia: There was no significant association between the mole subtype and the results of Ki-67 (ordinal Chi-Square test: χ2 = 7.371; g.l.: p = 0.007) (p > 0.05), but there was a consistent trend toward an association between a diagnosis of CHM and a score of 3+ according to the significantly higher proportion (given the adjusted residual value of 2.3) of CHM cases (Table 1).