Table 3 Comparison of the unilateral group and bilateral group
Total | Unilateral group | Bilateral group | P-value | |
|---|---|---|---|---|
Sex (M: F) (N = 37) | 16: 21 | 7: 12 | 9: 9 | 0.419 |
Age at operation (months) (N = 37) | 91.81 ± 59.37 | 79.63 ± 46.26 | 104.67 ± 68.70 | 0.204 |
Associated horizontal strabismus (PD) (N = 37) | 20.19 ± 18.98 | 20.89 ± 17.85 | 19.44 ± 20.60 | 0.820 |
SO weakening procedure (suture spacer: posterior tenectomy) | 23: 32 | 11: 8 | 12: 24 | 0.079 |
Surgical success (success: fail) | 38: 17 | 13: 6 | 25: 11 | 0.938 |
Refractive error (spherical equivalent) | 0.36 ± 2.34 | 0.05 ± 1.46 | 0.53 ± 2.70 | 0.400 |
DVD (positive: negative) | 23: 32 | 7: 12 | 16: 20 | 0.587 |
Preoperative SO overaction (+ 0.5 to + 3) | 1.59 ± 0.47 | 1.60 ± 0.43 | 1.58 ± 0.50 | 0.866 |
Torsion (−:intorsion, +:extorsion) degree (N = 43) | −1.23 ± 6.38 | 3.08 ± 7.00 | −2.74 ± 6.60 | 0.013a |