Table 2 Descriptive statistic and Wilcoxon test of BCVA.

From: Efficacy of multifocal rigid gas permeable contact lenses to control myopia progression

Descriptive Statistics

 

25%

Median

75%

SVL-BL

0.000

0.000

0.000

SVL-12mo

0.000

0.100

0.100

MFRGPCLs-BL

0.000

0.000

0.100

MFRGPCLs-3mo

0.000

0.000

0.100

MFRGPCLs-6mo

0.000

0.000

0.100

MFRGPCLs-6mo

0.000

0.000

0.100

MFRGPCLs-12mo

0.000

0.000

0.100

Wilcoxon Signed Ranks Test

Groups

VS

Z

P value

SVL-BL

MFRGPCLs-BL

−1.340

0.180

SVL-BL

SVL-12mo

−4.000

0.000

MFRGPCLs-BL

MFRGPCLs-12mo

−0.083

0.934

MFRGPCLs-12mo

SVL-12mo

−2.940

0.003