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Results of the two-tailed independent samples t-tests comparing detection performance A′ between conditions A and D for each threat category (guns, knives, IEDs, others)5.
| t(35) | t(25) | t(27) | p | d | |
|---|---|---|---|---|---|
| A–D (guns) | 1.22 | 0.23 | 0.39 | ||
| A–D (IEDs) | 6.90 | <0.001 | 2.37 | ||
| A–D (knives) | 3.85 | <0.01 | 1.30 | ||
| A–D (others) | 6.13 | <0.001 | 2.10 |
