Table 2.
Children with retinoblastoma categorized by ocular outcomes.
| Variable | ENU (n = 34) | NENU (n = 36) | P value |
|---|---|---|---|
| Sex | |||
| Female | 34 | 21 | 0.964 |
| Male | 35 | 22 | |
|
| |||
| Age at presentation (median, mons) | 14.0 (0.8–72.0) | 12.5 (0.3–110.0) | |
|
| |||
| Ethnicity | |||
| Han | 64 | 40 | 0.957 |
| Non-Han | 5 | 3 | |
|
| |||
| Residence | |||
| Rural | 28 | 23 | 0.182 |
| Urban | 41 | 20 | |
|
| |||
| Lateral | |||
| Unilateral | 53 | 19 | <0.001 ∗ |
| Bilateral | 16 | 24 | |
|
| |||
| Presentation | |||
| Leukocoria/others | 40/29 | 24/19 | 0.822 |
| Strabismus/others | 8/61 | 10/33 | 0.102 |
| Red and inflamed/others | 12/57 | 1/42 | 0.015 ∗ |
|
| |||
| IIRC | |||
| Stage D | 22 | 26 | 0.003 ∗ |
| Stage E | 47 | 17 | |
|
| |||
| Lag time (mons) | 1.9 ± 2.7 | 1.1 ± 1.2 | 0.075 |
|
| |||
| Delayed diagnosis | |||
| Lag time ≤ 2.5 mons | 15 | 3 | 0.039 ∗ |
| Lag time > 2.5 mons | 54 | 40 | |
ENU, enucleation group; NENU, no enucleation group; mons, months; ∗P < 0.05.