Table 3 Summary statistics for key study variables.
From: Measurement properties of the Inventory of Cognitive Bias in Medicine (ICBM)
Students | Trainees | Consultants | pdifference | ptrend | |
|---|---|---|---|---|---|
Gender (n, % male) | 30 (39.0) | 47 (53.4) | 136 (74.3) | < .001 | < .001 |
Age in years (mean, SD) | 26.4 (5.7) | 32.5 (6.9) | 47.7 (9.8) | < .001 | < .001 |
REI (mean, SD) | |||||
Need for cognition (total) | 4.0 (0.4) | 3.9 (0.4) | 3.9 (0.4) | .054 | .027 |
Need for cognition (ability) | 4.1 (0.5) | 3.8 (0.6) | 4.0 (0.4) | .018 | .203 |
Need for cognition (favourability) | 4.0 (0.4) | 3.9 (0.4) | 3.8 (0.4) | .020 | .009 |
Faith in intuition (total) | 3.3 (0.5) | 3.2 (0.6) | 3.0 (0.5) | < .001 | < .001 |
Faith in intuition (ability) | 3.5 (0.5) | 3.4 (0.5) | 3.3 (0.5) | .006 | .002 |
Faith in intuition (favourability) | 3.2 (0.7) | 3.1 (0.7) | 2.8 (0.6) | < .001 | < .001 |
ICBM22 (mean, SD) | 10.1 (2.9) | 11.4 (2.8) | 12.0 (2.9) | < .001 | < .001 |
ICBM10 (mean, SD) | 4.0 (2.1) | 5.3 (2.0) | 5.6 (2.0) | < .001 | < .001 |
ICBM17 (mean, SD) | 7.3 (2.7) | 8.7 (2.6) | 9.1 (2.8) | < .001 | < .001 |
ICBMs1 (mean, SD) | 4.4 (2.1) | 4.6 (2.3) | 5.2 (2.4) | .016 | .007 |
ICBMs2 (mean, SD) | 4.7 (2.1) | 6.2 (1.8) | 6.6 (1.9) | < .001 | < .001 |