Fig. 1From: Binocular summation of visual acuity and contrast sensitivity in children with intermittent exotropiaPreoperative and postoperative stereopsis and fusion in IXT children. a Titmus test. b Distant RDS,grade1,63″; 2,100″; 3,200″; 4,400″ and 5, nil. c Fusion tested by W-4D at near (N) and at distance (D). *, P < 0.05, **, P < 0.01Back to article page