Table 7.
Change of children's visual acuity in the 1-s group.
| Visual indicator | Visual acuity | Pre-test (T1) | Mid-test (T2) | Post-test (T3) | F/T-value | P-value |
|---|---|---|---|---|---|---|
| KVA | Emmetropia (10) | 0.55 ± 0.19 | 0.60 ± 0.23 | 0.68 ± 0.26ab | 6.340 | < 0.05 |
| Mild and moderate myopia (19) | 0.47 ± 0.15 | 0.50 ± 0.15 | 0.55 ± 0.16a | 3.700 | < 0.05 | |
| Severe myopia (10) | 0.34 ± 0.26 | 0.40 ± 0.26 | 0.47 ± 0.26ab | 6.018 | < 0.05 | |
| UDVA | Emmetropia (10) | 5.11 ± 0.07 | 5.15 ± 0.11 | 5.19 ± 0.11 | 1.373 | >0.05 |
| Mild and moderate myopia (19) | 4.78 ± 0.11 | 4.84 ± 0.19 | 4.91 ± 0.24a | 6.503 | < 0.05 | |
| Severe myopia (10) | 4.36 ± 0.08 | 4.39 ± 0.13 | 4.49 ± 0.13a | 3.602 | < 0.05 | |
| Axial length | Emmetropia (10) | 23.65 ± 0.72 | 23.72 ± 0.74a | 23.86 ± 0.76ab | 11.548 | < 0.05 |
| Mild and moderate myopia (19) | 24.42 ± 0.98 | 24.48 ± 0.98a | 24.61 ± 0.99ab | 17.033 | < 0.05 | |
| Severe myopia (10) | 24.67 ± 0.96 | 24.76 ± 0.93a | 24.91 ± 0.87ab | 14.331 | < 0.05 | |
| Accommodative facility | Emmetropia (10) | 10.45 ± 2.78 | 10.55 ± 2.58 | 0.541 | >0.05 | |
| Mild and moderate myopia (19) | 7.90 ± 1.88 | 8.18 ± 1.83b | 8.609 | < 0.05 | ||
| Severe myopia (10) | 7.40 ± 3.03 | 7.60 ± 3.02 | 2.163 | >0.05 |
p < 0.05 when “a” was compared with T1; p < 0.05 when “b” was compared with T2.