Table 1.
Descriptive statistics for ranked-bin measures for each reaction time task.
| Variable | Mean | SD | Min | Max | Skew | Kurtosis |
|---|---|---|---|---|---|---|
| SART Bin 1 | 337 | 72 | 213 | 639 | 0.726 | 0.562 |
| SART Bin 2 | 421 | 95 | 237 | 823 | 0.506 | 0.202 |
| SART Bin 3 | 491 | 107 | 258 | 979 | 0.265 | 0.177 |
| SART Bin 4 | 576 | 122 | 279 | 1048 | 0.367 | 1.002 |
| SART Bin 5 | 781 | 182 | 326 | 1419 | 0.870 | 1.412 |
| Letter Flanker Bin 1 | 437 | 59 | 292 | 627 | 0.608 | 0.417 |
| Letter Flanker Bin 2 | 498 | 75 | 339 | 773 | 0.651 | 0.372 |
| Letter Flanker Bin 3 | 547 | 91 | 367 | 864 | 0.778 | 0.574 |
| Letter Flanker Bin 4 | 611 | 118 | 405 | 1028 | 0.982 | 1.157 |
| Letter Flanker Bin 5 | 778 | 202 | 450 | 1488 | 1.168 | 1.467 |
| Arrow Flanker Bin 1 | 389 | 37 | 260 | 527 | 0.306 | 0.486 |
| Arrow Flanker Bin 2 | 437 | 45 | 311 | 584 | 0.552 | 0.195 |
| Arrow Flanker Bin 3 | 471 | 53 | 343 | 669 | 0.691 | 0.476 |
| Arrow Flanker Bin 4 | 515 | 67 | 373 | 750 | 0.776 | 0.536 |
| Arrow Flanker Bin 5 | 636 | 113 | 427 | 1048 | 0.949 | 0.744 |
| Circle Flanker Bin 1 | 426 | 46 | 293 | 595 | 0.668 | 0.930 |
| Circle Flanker Bin 2 | 489 | 57 | 351 | 699 | 0.629 | 0.516 |
| Circle Flanker Bin 3 | 536 | 69 | 389 | 799 | 0.776 | 1.010 |
| Circle Flanker Bin 4 | 600 | 96 | 421 | 941 | 1.131 | 1.794 |
| Circle Flanker Bin 5 | 768 | 180 | 466 | 1360 | 1.339 | 1.938 |
| Number Stroop Bin 1 | 411 | 40 | 309 | 557 | 0.590 | 0.940 |
| Number Stroop Bin 2 | 478 | 47 | 366 | 658 | 0.490 | 0.831 |
| Number Stroop Bin 3 | 523 | 53 | 405 | 724 | 0.480 | 0.687 |
| Number Stroop Bin 4 | 574 | 64 | 441 | 824 | 0.648 | 0.790 |
| Number Stroop Bin 5 | 716 | 125 | 502 | 1167 | 1.228 | 1.799 |
| Spatial Stroop Bin 1 | 516 | 95 | 293 | 880 | 1.013 | 1.507 |
| Spatial Stroop Bin 2 | 596 | 118 | 382 | 1010 | 1.151 | 1.716 |
| Spatial Stroop Bin 3 | 661 | 139 | 410 | 1133 | 1.216 | 1.714 |
| Spatial Stroop Bin 4 | 751 | 179 | 432 | 1333 | 1.334 | 1.900 |
| Spatial Stroop Bin 5 | 991 | 307 | 514 | 1955 | 1.408 | 1.765 |
Note. SART = Sustained Attention to Response Task. Bin 1 = subjects’ fastest quintile of RTs; Bin 5 = subjects’ slowest quintile of RTs. Note. SART = Sustained Attention to Response Task. Bin 1 = subjects’ fastest quintile of RTs; Bin 5 = subjects’ slowest quintile of RTs.