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Table 9 Pairwise comparisons of the postoperative SE prediction error of preoperative corneal astigmatism orientation groups. (average axial length eyes, i.e., eyes with an axial length 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

Pairwise comparison table
  Mean difference 95% confidence interval for the mean difference p-value
Pair 1 Group 1 −0.158 [−0.313; −0.002] 0.046
Group 2
Pair 2 Group 1 0.001 [−0.190; 0.188] 0.999
Group 3
Pair 3 Group 2 0.156 [−0.018; 0.331] 0.089
Group 3