Sample size | Stress | Benefit | ||||||
---|---|---|---|---|---|---|---|---|
US | EU | US | EU | T-test comparison | US | EU | T-test comparison | |
n | Mean (SD) | Mean (SD) | t, p-value | Mean (SD) | Mean (SD) | t, p-value | ||
Full sample | 717 | 455 | 54.1 (9.3) | 53.4 (7.2) | 1.4, 0.16 | 47.9 (9.2) | 44.5 (8.1) | 6.3, < 0.001 |
Epilepsy | 128 | 251 | 62.8 (6.6) | 55.8 (5.1) | 11.3, < 0.001 | 45.8 (9.0) | 44.3 (7.6) | 1.7, 0.08 |
Chronic health condition | 272 | 105 | 54.4 (8.2) | 54.4 (5.3) | 0.004, 0.99 | 46.8 (8.8) | 47.4 (7.3) | 0.7, 0.5 |
Community/healthy sample* | 321 | 99 | 50.5 (8.8) | 46.3 (9.0) | 4.1, < 0.001 | 49.6 (9.4) | 42.1 (9.2) | 7.1, < 0.001 |
France | 115 | 52.3 (7.9) | 46.2 (8.4) | |||||
Italy | 110 | 54.0 (6.9) | 43.7 (7.9) | |||||
Germany | 117 | 53.3 (6.3) | 43.8 (7.9) | |||||
Spain | 114 | 54.2 (7.7) | 44.3 (8.0) |