Table 1 Visual acuity (best corrected, best seeing eye) of both age groups
From: Natural history of alpha mannosidosis a longitudinal study
|  | Normal vision (6/6 - ≥ 6/12) | Low vision (≤ 6/12 - ≥ 6/120) |
|---|---|---|
Age Group | N | N |
Age < 18 Years (N = 20) | 18 | 2 |
Age ≥ 18 Years (N = 23) | 20 | 3 |