Background
Methods
Experiment 1
Participants
The Primary Index Test: MRT
Test methods
Experiment 2
Participants
Test methods
Statistical methods
Results
Experiment 1
Participants
Test results
Experiment 1 | Experiment 2 | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
(n = 48) | (n = 20) | |||||||||
MRT | Intuition | MRT | Intuition | |||||||
Mean | 95% CI | Mean | 95% CI |
p-value | Mean | 95% CI | Mean | 95% CI |
p-value | |
Overall Fraction Correct | 0.659 | 0.623 - 0.695 | 0.474 | 0.449 - 0.500 | <0.01* | 0.594 | 0.541 - 0.647 | 0.514 | 0.483 - 0.544 | 0.01* |
Sensitivity | 0.568 | 0.504 - 0.633 | 0.429 | 0.374 - 0.484 | <0.01* | 0.583 | 0.534 - 0.631 | 0.603 | 0.555 - 0.650 | 0.61 |
Specificity | 0.734 | 0.687 - 0.782 | 0.479 | 0.416 - 0.542 | <0.01* | 0.613 | 0.553 - 0.673 | 0.494 | 0.427 - 0.561 | 0.01 |
Positive Predictive Value | 0.663 | 0.607 - 0.718 | 0.527 | 0.460 - 0.594 | <0.01* | 0.685 | 0.616 - 0.754 | 0.603 | 0.555 - 0.650 | 0.06 |
Negative Predictive Value | 0.667 | 0.625 - 0.708 | 0.392 | 0.335 - 0.448 | <0.01* | 0.503 | 0.421 - 0.584 | 0.425 | 0.356 - 0.494 | 0.07 |
MRT ACCURACY | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
(1) | (2) | (3) | (4) | ||||||||
Practitioner profession | Practitioner practising status | Self-ranked MRT experise | TP reported guessing the paradigm? | ||||||||
Chiropractors | All others | Full Time | Part Time | Not Practising | 4 | 3 | 1 or 2 | Yes | No | ||
(n = 20) | c | (n = 26) | (n = 13) | (n = 7) | (n = 15) | (n = 19) | (n = 12) | (n = 21) | (n = 27) | ||
Experiment 1 | Mean | 0.670 | 0.642 | 0.663 | 0.682 | 0.569 | 0.682 | 0.666 | 0.600 | 0.661 | 0.649 |
95% CI | 0.611 - 0.729 | 0.593 - 0.691 | 0.612 - 0.715 | 0.618 - 0.746 | 0.465 - 0.673 | 0.617 - 0.747 | 0.605 - 0.728 | 0.528 - 0.672 | 0.591 - 0.730 | 0.610 - 0.688 | |
p-value | 0.45a
| 0.13b
| 0.35b
| 0.38 | |||||||
Experiment 2 | Chiropractors | All other | Full Time | Part Time | Not Practising | 4 | 3 | 2 | Yes | No | |
(n = 14) | (n = 6) | (n = 14) | (n = 4) | (n = 2) | (n = 7) | (n = 10) | (n = 3) | (n = 6) | (n = 14) | ||
Mean | 0.607 | 0.563 | 0.561 | 0.706 | 0.600 | 0.611 | 0.590 | 0.567 | 0.621 | 0.582 | |
95% CI | 0.535 - 0.679 | 0.478 - 0.647 | 0.504 - 0.618 | 0.508 - 0.905 | 0.000 - 1.000 | 0.470 - 0.751 | 0.518 - 0.662 | 0.387 - 0.746 | 0.507 - 0.735 | 0.515 - 0.650 | |
p-value | 0.36 | 0.07 | 0.86 | 0.49 |