Table 1 Preoperative features and outcomes in the three groups of inferior oblique surgery
From: What to expect from primary inferior oblique overaction after esotropia surgery
NO-recess (n = 53) | UNI-recess (n = 26) | BIL-recess (n = 31) | p-value | |
|---|---|---|---|---|
Age at surgery, years (median, p25-p75) | 5.0 (3.0-7.5) | 4.5 (3.0–6.0) | 4.0 (3.0–5.0) | 0.181 |
Sex, female (n, %) | 30 (56.6) | 17 (65.4) | 21 (67.7) | 0.546 |
Follow-up, years (median, p25-p75) | 7.0 (4.0–10.0) | 5.5 (3.8-9.0) | 7.0 (3.0–10.0) | 0.795 |
Visual acuity, decimal (median, p25-p75) | ||||
OD | 0.8 (0.8-1.0) | 0.8 (0.8-1.0) | 0.8 (0.8-1.0) | 0.997 |
OS | 0.8 (0.6-1.0) | 0.9 (0.8-1.0) | 0.8 (0.8-1.0) | 0.543 |
Type of esotropia (n, %) | ||||
Infantile | 12 (22.6) | 8 (30.8) | 7 (22.6) | 0.840 |
Partially accommodative | 18 (34.0) | 8 (30.8) | 13 (41.9) | |
Basic | 23 (43.4) | 10 (38.5) | 11 (35.5) | |
Vertical deviation in pp, PD (median, p25-p75) | ||||
Near | 4.0 (0.0–9.0) | 8.0 (4.0–10.0) | 8.0 (6.0–10.0) | 0.169 |
Distance | 4.0 (0.0–8.0) | 8.0 (4.0–10.0) | 8.0 (4.3–10.0) | 0.034 |
Inferior oblique pattern, baseline (n, %) | ||||
Normal – 0 OU | 8 (15.1) | 0 (0.0) | 0 (0.0) | < 0.001 |
Unilateral | 31 (58.5) | 18 (69.2) | 0 (0.0) | |
Bilateral | 14 (26.4) | 8 (30.8) | 31 (100.0) | |
Inferior oblique variation (n, %) * | ||||
Stable or better – OU | 38 (71.7) | 10 (38.5) | 31 (100.0) | < 0.001 |
Worse – OD and/or OS** | 15 (28.3) | 16 (61.5) | 0 (0.0) | |
Reintervention (n, %) | 5 (9.4) | 10 (38.5) | 2 (6.5) | 0.003 |
Inferior oblique pattern, final (n, %) | ||||
Normal – 0 OU | 29 (54.7) | 16 (61.6) | 20 (64.5) | 0.368 |
+ 1 – OD and/or OS | 19 (35.9) | 5 (19.2) | 9 (29.0) | |
+ 2 – OD and/or OS | 5 (9.4) | 5 (19.2) | 2 (6.5) | |
Elevation deficit (n, %) | 0 (0.0) | 1 (3.8) | 1 (3.2) | - |
Additional surgery (n, %) | 5 (9.4) | 3 (11.5) | 1 (3.2) | 0.444 |