Table 2. - Summary of study characteristics included in the systematic review.
| Variable | No. experiments |
|---|---|
| Memory test type | |
| Recognition | 6 |
| Free recall | 15 |
| Cued recall | 2 |
| Search task | 2 |
| Participants’ characteristics | |
| Young men | 19 |
| Young women | 19 |
| Old men | 5 |
| Old women | 5 |
| Time of day | |
| Morning | 2 |
| Lunch time | 2 |
| Early afternoon | 1 |
| Late afternoon | 11 |
| Whole afternoon | 9 |
| Retention interval | |
| 135 min | 1 |
| 24 h | 21 |
| 3 days | 1 |
| 7 days | 1 |
| 5 months | 1 |
| Stimulus type | |
| Pictures | 8 |
| Words | 13 |
| Non-word syllable | 1 |
| Text passage | 2 |
| Search task | 2 |
| Word pairs | 1 |
| Stress-induction protocols (stressors) | |
| TSST | 14 |
| CPT | 6 |
| SECPT | 5 |
| Stressor onset (min before criterial test) | |
| Immediate | 5 |
| 15 to 25 min | 15 |
| 30 to 45 min | 4 |
| 90 min | 1 |
TSST = Trier Social Stress Test; CPT = Cold-Pressor Test; SECPT = Socially Evaluated Cold-Pressor Test.