Table 2. Ocular Alignment at Distance: Screening Visit (no correction) vs. Spectacle-corrected at Baseline Visit.
Cause of Amblyopia | ||||||
---|---|---|---|---|---|---|
Combined (N=94) | Strabismus Only (N=52) | |||||
Alignment at Baseline | Alignment at Baseline | |||||
0 Δ | 1-8 Δ | >8 Δ | 0 Δ | 1-8 Δ | >8 Δ | |
N=18 | N=50 | N=26 | N=13 | N=16 | N=23 | |
Alignment at Screening | ||||||
0 Δ n (%) | 6 (33%) | 3 (6%) | 0 | 1 (8%) | 0 | 0 |
1-8 Δ n (%) | 8 (44%) | 36 (72%) | 2 (8%) | 3 (23%) | 8 (50%) | 2 (9%) |
>8 Δ n (%) | 4 (22%) | 11 (22%) | 24 (92%) | 9 (69%) | 8 (50%) | 21 (91%) |
Mean Improvement in angle (SD) | 3.5 Δ (7.4) | 5.8 Δ (7.7) | ||||
Median Improvement (P25, P75) | 1.0 Δ (0.0, 5.0) | 4.0 Δ (0.0, 10.0) | ||||
Wilcoxon Signed Rank test P-value | P<0.001 | P<0.001 |
Δ = prism diopter; SD = standard deviation; P25 = 25th percentile; P75 = 75th percentile