Table 2 Preoperative demographic data on groups A and B
Group A (n = 44) | Group B (n = 36) | P value | |
|---|---|---|---|
Age at surgery (months) | 71.70 ± 30.59 | 107.31 ± 40.53 | 0.000* |
Sex (M/F) | 23/21 | 17/19 | 0.653† |
Preoperative angle of exodeviation (PD) | |||
Distance | 29.43 ± 6.75 | 25.28 ± 3.57 | 0.001* |
Near | 29.43 ± 6.02 | 26.94 ± 3.64 | 0.026* |
Stereopsis (seconds of arc) | 301.82 ± 546.96 | 309.17 ± 467.81 | 0.949* |
Good (≤ 100 s of arc, %) | 63.6% | 66.7% | 0.777† |
Fusion on W4D test at distance (n, %) | 29 (65.9%) | 24 (66.7%) | 0.659† |
Refractive error (diopters) | 0.38 ± 1.64 | 0.60 ± 1.44 | 0.551* |
Lateral incomitance (n, %) | 0 (0.0%) | 2 (5.6%) | 0.113† |
Amblyopia (n, %) | 6 (14.6%) | 5 (15.6%) | 0.907† |
Dissociated vertical deviation (n, %) | 1 (2.3%) | 2 (5.6%) | 0.442† |
Vertical deviation (n, %) | 13 (29.5%) | 6 (16.7%) | 0.178† |
Oblique muscle dysfunction (n, %) | 7 (15.9%) | 9 (25.0%) | 0.312† |
Follow-up duration (months) | 49.91 ± 14.83 | 43.17 ± 26.91 | 0.160* |