. 2017 Jul 17;8:475–480. doi: 10.2147/AMEP.S139893

Table 2.

Wilcoxon signed rank test

	Post-course test – pre-course test	Difference group	Pre-course test group	Post-course test group
Z	−9.233^a	−0.995^b	−9.312^a	−11.209^a
Asymptotic significance (two-tailed)	0.000	0.320	0.000	0.000

Notes:

Based on negative ranks;

based on positive ranks.