Table 3

Comparison of comparative genomic hybridisation results and clinicopathological variables between retinoblastomas with low level and those with high level chromosomal instability (CIN)

Low level CIN (<6 events) n=7High level CIN (≥6 events) n=6p Value
NS, not significant.
Events (mean)1.714.20.02
Gains (mean)
Losses (mean)
Age (mean, in months)10.123.3NS
Male to female ratio1.3:15:1NS
Hereditary (%)5733NS
Bilateral (%)5717NS
Undifferentiated (%)5783NS
Death of disease (%)1417NS