Table 1 Demographic and clinical characteristics in children with residual amblyopia following occlusion for more than 6 months

Sex (male:female)

15:7

 Amblyopic eye

+ 3.16 ± 4.10 (range − 5.50~ 7.50)

 Fellow eye

+ 2.31 ± 2.67 (range − 2.25~ 7.75)

Laterality of amblyopic eye (right:left)

7:15

Types of amblyopia (A:S:C)

7:8:7

VA at initial visit (LogMAR)

0.73 ± 0.47 (range 0.2~ 1.8)

Duration of occlusion (years)

2.5 ± 1.1 (range 0.7~ 4.7)

VA after occlusion (LogMAR)

0.22 ± 0.20 (range 0.05~ 1.0)

Age at binocular treatment (years)

8.7 ± 1.3 (range 6.7~ 11.1)

Stereoacuities at binocular treatment (Logarcsec)

2.3 ± 0.2 (range 1.9~ 2.6)

Duration of binocular treatment (months)

4.4 ± 1.8 (range 2.1~ 8.1)

VA after binocular treatment (LogMAR)

0.18 ± 0.15 (range 0.0~ 0.5)