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The comparison of the every-5-year series in the final VA.
| The every-5 year series | Final VA, n (%) | Total | |||||
|---|---|---|---|---|---|---|---|
| EE | NLP | LP | HM | CF-20/200 | 20/200 or better | ||
| 1 | 3 (4.0) | 7 (5.3) | 14 (18.7) | 19 (25.3) | 15 (20.0) | 17 (22.7) | 75 (33.3) |
| 2 | 16 (15.8) | 10 (9.9) | 14 (13.9) | 20 (19.8) | 14 (13.9) | 27 (26.7) | 101 (44.9) |
| 3 | 7 (14.3) | 8 (16.3) | 8 (16.3) | 8 (16.3) | 2 (4.1) | 16 (32.7) | 49 (21.8) |
| χ 2 | 6.362 | 1.739 | 0.744 | 1.586 | 0.357 | 1.512 | |
| Ρ | 0.042 | 0.419 | 0.689 | 0.453 | 0.934∗ | 0.470 | |
∗Means using the Fisher's exact probability method.
