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. 2021 Oct 11;11:20166. doi: 10.1038/s41598-021-99806-8

Table 3.

One-Sample t-test of SIF on the SP and IP tests, according to compliance.

t df p Bootstrapa of 95% CI
Lower Upper
MCR = 0
IP unconditional 6.222 172 0.000 0.059 0.110
IP conditional 6.197 172 0.000 0.068 0.126
SP unconditional 6.308 172 0.000 0.071 0.136
SP conditional 6.468 172 0.000 0.075 0.138
MCR = 1
IP unconditional 3.851 121 0.000 0.034 0.098
IP conditional 4.587 121 0.000 0.049 0.124
SP unconditional 6.338 121 0.000 0.084 0.157
SP conditional 7.181 121 0.000 0.103 0.176
MCR = 2
IP unconditional 2.891 84 0.005 0.019 0.103
IP conditional 3.244 84 0.002 0.028 0.122
SP unconditional 3.571 84 0.001 0.038 0.132
SP conditional 4.429 84 0.000 0.065 0.168
MCR = 3
IP unconditional 2.121 56 0.038 0.003 0.103
IP conditional 2.796 56 0.007 0.020 0.125
SP unconditional 2.292 56 0.026 0.007 0.083
SP conditional 3.567 56 0.001 0.031 0.105
MCR = 4
IP unconditional − 0.023 23 0.982 − 0.067 0.074
IP conditional 0.034 23 0.973 − 0.094 0.106
SP unconditional 0.593 23 0.559 − 0.065 0.130
SP conditional 0.363 23 0.72 − 0.076 0.119
MCR ≥ 5
IP unconditional 0.103 14 0.919 − 0.089 0.093
IP conditional − 0.189 14 0.853 − 0.128 0.103
SP unconditional − 3.847 14 0.002 − 0.205 − 0.064
SP conditional − 2.362 14 0.033 − 0.143 − 0.009

One-sample t-tests compared to zero were used to identify when final recall on the various test measures reliably fellow below Baseline (indicating positive suppression-induced forgetting); MCR = Memory Checking Rating (total compliance score across questionnaire items); CI = Confidence Interval; bootstrap results are based on 1000 bootstrap samples.