Table 2.
Characteristics of the four blind groups and sighted
| CBPR (N = 22) | EBPR (N = 11) | LBPR (N = 10) | LBNR (N = 14) | Sighted (S) (N = 89) | |
|---|---|---|---|---|---|
| Median age (years) | 52.5 | 49.6 | 47.7 | 59.0 | 53.5 |
| Age range (years) | 20.2–74.2 | 23.1–71.0 | 21.2–65.7 | 19.5–72.0 | 20.0–78.1 |
| Women, men | 17, 5 | 5, 6 | 4, 6 | 6, 8 | 50, 39 |
| NLP, LP | 15, 7 | 10, 1 | 2, 8 | 3, 11 | — |
| OHR, THR | 12, 10 | 5, 6 | 6, 4 | — | — |
NLP, No light perception; LP, residual light perception; OHR, one-hand reader; THR, two-hand reader. The bottom three rows list numbers of participants.