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Table 4 Pairwise comparisons 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

Pairwise comparison table
  Mean difference 95% confidence interval for the mean difference p-value
Pair 1 Group 1 −0.008 [− 0.133; 0.117] 0.987
Group 2
Pair 2 Group 1 0.142 [− 0.010; 0.294] 0.074
Group 3
Pair 3 Group 2 0.145 [0.009; 0.291] 0.033
Group 3