Age (years) | Motor fusion range (prism dioptres) | Convergence (cm) | ||||||
---|---|---|---|---|---|---|---|---|
Base out ⅓ m | Base in⅓ m | Total⅓ m | Base out 6 m | Base in6 m | Total 6 m | |||
57 | 45 | 18 | 63 | 18 | 6 | 24 | 6 | |
71 | 40 | 20 | 60 | 20 | 16 | 36 | 6 | |
71 | 45 | 14 | 59 | 4 | 2 | 6 | 7 | |
78 | 40 | 14 | 54 | 20 | 4 | 24 | 6 | |
79 | 16 | 20 | 36 | 20 | 6 | 26 | 5 | |
Mean | 37.2 | 17.2 | 54.4 | 16.4 | 6.8 | 23.2 | 6 | |
Mean for other subjects aged 50 and over | 34.2 | 14.6 | 48.8 | 17.7 | 4.9 | 22.6 | 6.6 |