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Table 3 ANOVA Table of preoperative corneal astigmatism orientation groups. (average axial length eyes, i.e., eyes with axial lengths greater than 22.0 mm and less than 25.0 mm)

From: Investigating the impact of preoperative corneal astigmatism orientation on the postoperative spherical equivalent refraction following intraocular lens implantation

ANOVA Table
Source SS df MS F Prob>F
Groups (Between) 1.052 2 0.526 3.420 0.0340
Error (Within) 43.818 285 0.154   
Total 44.870 287    
  1. SS=Sum of Squares; df = degree of freedom; MS = Mean Square; F=F-Statistic