Table 2 of He, Mol Vis 2014; 20:545-552.


Table 2. Clinical profile of retinoblastoma probands (age and laterality).

Groups probands (no. and %) mean age (months) P value laterality (no. and %) P value
bilateral unilateral
null mutation 31 (34.5%) 10.7 <0.001* 30 (96.8%) 1 (3.2%) 0.008**
in-frame mutation 9 (10.6%) 13.5 6 (66.7%) 3 (33.3%)
negative genetic testing results 45 (52.9%) 27.3 3 (6.67%) 42 (93.3%)
total 85 19.8 39 (45.9%) 46 (54.1%)