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. 2020 Jul 21;61(8):25. doi: 10.1167/iovs.61.8.25

Table 1.

Subject Average Retinal Thickness (in µm) for Control and Disease Groups: Two-Sample t-Test with Welch Correction Comparing Group A (Control) with Group B (EAE)*

Unpaired t-test with Welch's correction
P value 0.0001
 Significantly different (P < 0.05)? Yes
 One- or two-tailed P value? Two-tailed
 Welch-corrected t (degrees of freedom) 4.616 (22.62)
How big is the difference?
 Mean of column A 66.21
 Mean of column B 59.81
 Difference between means (B – A) ± SEM –6.396 ± 1.385
 95% confidence interval –9.265 to –3.527
*

Analysis with GraphPad Prism8.