Table 1 Baseline characteristics.

From: Magnetic resonance imaging thresholds and diagnostic accuracy in unilateral congenital superior oblique muscle palsy using the ESA method

 

SOM palsy

Control subjects

P value

Number of patients, n (%)

60 (50.0)

60 (50.0)

 

Male, n (%)

37 (62)

36 (60)

0.854

Age (years; median, IQR)

12 (6–42)

12 (5–43)

0.286

Patients with SOM palsy

   

 Right eye palsy

30 (50.0)

NA

 

 Horizontal deviation at distance fixation*

2 (0–8)

NA

 

 Horizontal deviation at near fixation*

6 (0–11)

NA

 

 Vertical deviation at distance fixation*

10 (5–18)

NA

 

 Vertical deviation at near fixation*

12 (6–20)

NA

 

Controls, rationale for MRI

   

 Epilepsy, seizure

NA

12 (20.0)

 

 Tumoral lesion (benign or malignant)

NA

11 (18.3)

 

 Neurological disorder (cognitive impairment, developmental delay)

NA

11 (18.3)

 

 Reduced visual acuity (suspected optic neuropathy)

NA

11 (18.3)

 

 Vascular evaluation (stroke, veinous thrombosis)

NA

7 (11.8)

 

 Sinonasal evaluation

NA

3 (5.0)

 

 Other (head trauma, encephalitis)

NA

5 (8.3)

 
  1. IQR: Interquartile 1 and 3 range; SOM: Superior oblique palsy; NA: not applicable; *deviations at distance and near fixation are provided in prism diopters.