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. 2017 Mar 23;8(3):171–176. doi: 10.1016/j.jobcr.2017.03.005

Table 3.

Paired t-test and CI: 1 week vs 6 month.

N Mean St Dev SE Mean
1 WEEK 20 1.500 0.513 0.115
6 MONTH 20 1.900 0.788 0.176
Difference 20 −0.400 0.681 0.152

95% CI for mean difference: (−0.719, −0.081).

T-Test of mean difference = 0 (vs not = 0): T-Value = -2.63* P-Value = 0.017.