Table 1:

Vestibular aqueduct width obtained using the subjective and objective techniquesa

Measurement TechniqueMean VA Width (range) (mm) (n = 192)VA Width at the 95th PercentileVA Width at the 97.5th Percentile
Subjective (visual assessment) technique0.527 ± 0.08 (0.353–0.887)0.6660.702
Objective (OPA) technique0.537 ± 0.077 (0.331–0.922)0.6580.717
  • Note:—VA indicates vestibular aqueduct.

  • a Units are in millimeters.