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Table 4 Mean and median values of BCVA at pre-op and POM12

From: Prospective 12-month outcomes of combined iStent inject implantation and phacoemulsification in Asian eyes with normal tension glaucoma

  Pre-op POM12 P value
BCVA (logMAR)
 Mean ± SD 0.3 ± 0.3 0.1 ± 0.1  < 0.001*
 Median (IQR) 0.3 (0.2 – 0.4) 0.1 (0.0 – 0.2)
  1. BCVA = best-corrected visual acuity; logMAR = logarithm of the minimum angle of resolution; POM12 = postoperative month 12; SD = standard deviation;  IQR = interquartile range
  2. *Wilcoxon signed-rank test