Table 1 Patient demographics and clinical factors
Variable | Congenital (n = 56) | Acquired (n = 14) | p-value |
|---|---|---|---|
Mean ± SD | Mean ± SD | ||
Age (years) | 11 ± 6 | 41 ± 12 | < 0.001a |
Gender (Male/Female) | 38/18 | 11/3 | 0.524b |
Age at surgery (years) | 8 ± 6 | 34 ± 12 | < 0.001b |
Laterality (Right/Left) | 25/31 | 5/9 | 0.764 a |
BCVA of paretic eyes (logMAR) | 0.92 ± 0.11 | 0.89 ± 0.14 | 1.000 a |
Refractive error of paretic eyes (PD) | −0.78 ± 2.20 | −1.05 ± 1.71 | 0.236 a |
Grade of inferior oblique overaction | 2.1 ± 0.6 | 0.9 ± 0.6 | < 0.001a |
Grade of superior oblique palsy | 1.2 ± 0.7 | 1.1 ± 0.5 | 0.659 a |
Presence of horizontal strabismus | 32 (57%) | 3 (21%) | 0.017b |
Presence of disassociated vertical deviation | 3 (5%) | 0 | 1.000b |
Preoperative vertical deviation at primary gaze (PD) | 8.8 ± 6.1 | 8.7 ± 8.1 | 0.614a |
Preoperative maximal vertical deviation (PD) | 15.4 ± 7.9 | 15.5 ± 8.4 | 0.440a |
Laterality of cyclodeviation | |||
Excyclotorsion in the paretic eyes | 36 (64%) | 9 (64%) | 1.000b |
Excyclotorsion in the nonparetic eyes | 20 (36%) | 5 (36%) | 1.000b |