Table 2 Comparison of preoperative characteristics between LR-Adj group and MR-Adj group

Enrolled patient (n)

21

19

Gender (male: female)

6: 15

8: 11

0.370 ^a

Mean age at surgery (yr)

29.4 ± 17.2

34.1 ± 15.3

0.366 ^b

Duration of follow-up (yr)

7.5 ± 4.7

3.4 ± 2.4

0.002 ^b

Amblyopia (n)

2 (9.5%)

1 (5.3%)

0.538 ^a

Anisometropia (n)

4 (19.0%)

4 (21.1%)

0.592 ^a

Mean refractive errors (diopters of spherical equivalents, D)

  Right eye

-2.5 ± 2.6

-2.0 ± 3.2

0.601 ^b

  Left eye

-3.0 ± 3.2

-1.5 ± 3.3

0.147 ^b

Angle of preoperative exodeviation (PD, range)

  Distance, mean

32.4 ± 12.3 (18 to 60)

39.8 ± 12.8 (20 to 65)

0.070 ^b

  Near, mean

35.4 ± 12.5 (18 to 65)

42.7 ± 12.7 (25 to 70)

0.073 ^b

Stereoacuity

  Stereo Fly Stereotest ≤ 100 arcsec (n)

11/12 (91.7%)

9/12 (75.0%)

0.605 ^a

  Frisby Davis Distance (FD2) test (arcsec)

28.9 ± 13.4

33.5 ± 47.0

0.780 ^b

Types of surgery

  Unilateral LR Rec

2

-

  Bilateral LR Rec

8

-

  Unilateral R and R

9

15

  Unilateral R and R with LR rec on the other eye

2

4