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Table 2 Change in inferior oblique overaction in the studied groups

From: Effect of bilateral inferior oblique partial myectomy on V pattern exotropia with inferior oblique overaction

  Group I
(n = 29 patients, 58 eyes)
Group II
(n = 24 patients, 48 eyes)
P
Surgery success (IOOA<grade1) (no., %) 55 (95%) 46 (96%) 0.808a
Residual IOOA (no., %) 3 (5%) 2 (4%)  
Grade 1 0/0 (0%) 0/10 (0%)  
Grade 2 2/32 (6%) 0/22 (0%)  
Grade 3 1/26 (94%) 2/16 (1%)  
Pa 0.000* 0.000*  
  1. *P significant; a Chi-square test