Initial visual acuity plotted against final visual acuity for 44 eyes. The shaded squares represent the position at which initial and final visual acuities are equal. The numbers above the shaded squares indicate an improvement in visual acuity
| Initial visual acuity (VA) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Final VA | NLP | LP | HM | CF | 20/200 | 20/100 | 20/60 | 20/40 | 20/30 | 20/20 | Total |
| NLP = no light perception; LP = light perception; HM = hand movements; CF = counting fingers. | |||||||||||
| 20/20 | – | – | 1 | 2 | 2 | 1 | – | 4 | 4 | 6 | 20 |
| 20/30 | – | – | – | 1 | 2 | – | 1 | – | – | 1 | 5 |
| 20/40 | – | – | – | – | – | 1 | 1 | 1 | – | – | 3 |
| 20/60 | – | – | 1 | 3 | 1 | – | – | – | – | – | 5 |
| 20/100 | – | 1 | – | 1 | – | – | – | – | – | – | 2 |
| 20/200 | – | 1 | 1 | 1 | – | – | – | – | – | – | 3 |
| CF | – | – | – | 2 | – | – | – | – | – | – | 2 |
| HM | – | – | 1 | – | – | – | – | – | – | – | 1 |
| LP | – | 2 | – | – | – | – | – | – | – | – | 2 |
| NLP | 1 | – | – | – | – | – | – | – | – | – | 1 |
| Total | 1 | 4 | 4 | 10 | 5 | 2 | 2 | 5 | 4 | 7 | 44 |