Table 3. Correlations between impulsivity k and all three movement indices during monetary decisions.
| Delay | Choice | n | Percent | Response Time (log) |
Curvature (Max. Deviation) |
Vacillation (x flips) |
|||
|---|---|---|---|---|---|---|---|---|---|
| r | p | r | p | r | p | ||||
| 1 week | Now | 135 | 25.6 | 0.3095 | 0.0057 | 0.1660 | 0.6709 | 0.0584 | 1.0000 |
| 1 week | Future | 393 | 74.4 | 0.2311 | 0.0001 | 0.1852 | 0.0051 | 0.1402 | 0.0914 |
| 1 month | Now | 237 | 44.6 | 0.1838 | 0.0815 | −0.1266 | 0.6709 | 0.0844 | 1.0000 |
| 1 month | Future | 294 | 55.4 | 0.0303 | 1.0000 | 0.1437 | 0.2186 | 0.1801 | 0.0366 |
| 6 months | Now | 322 | 64 | −0.1876 | 0.0143 | −0.2858 | 0.0000 | −0.0959 | 0.7728 |
| 6 months | Future | 181 | 36 | 0.0124 | 1.0000 | 0.3082 | 0.0006 | 0.0898 | 1.0000 |
| 1 year | Now | 427 | 76.5 | −0.2547 | 0.0000 | −0.2488 | 0.0000 | −0.1152 | 0.2587 |
| 1 year | Future | 131 | 23.5 | 0.0202 | 1.0000 | 0.3074 | 0.0074 | 0.2020 | 0.2897 |
| 3 years | Now | 488 | 88.1 | −0.2020 | 0.0002 | −0.2298 | 0.0000 | −0.0812 | 0.7307 |
| 3 years | Future | 66 | 11.9 | −0.2276 | 0.7271 | 0.0567 | 1.0000 | 0.0021 | 1.0000 |
| Mean | Now | 547 | −0.0881 | 0.0788 | −0.2158 | 0.0000 | −0.0297 | 0.4884 | |
| Mean | Future | 467 | 0.1134 | 0.0428 | 0.1821 | 0.0004 | 0.1640 | 0.0015 | |
The first column indicates the delay presented in the Future option within a choice (e.g., “1 month” refers to choices between €8 now and €16 in 1 month). Probability values were adjusted using a Holm-Bonferoni correction55.