Table 3.
Group comparisons of cognitive outcomes.
| Chronic pain | Control | |
|---|---|---|
| Mean (Standard deviation) | Mean (Standard deviation) | |
| Estimated full scale IQ | 87.61 (14.83) | 103.16 (13.10)*** |
| VERBAL MEMORY | ||
| Immediate | ||
| Unit Recall | 8.61 (3.10) | 11.58 (2.77)*** |
| Theme Recall | 8.45 (3.11) | 10.76 (2.42)** |
| Learning Slope | 3.97 (2.73) | 4.89 (2.70) |
| Delayed | ||
| Unit Recall | 9.24 (2.60) | 11.24 (2.66)** |
| Theme Recall | 9.24 (2.74) | 10.58 (2.89) |
| Recognition | 25.11 (3.14) | 26.37 (2.30) |
| % Retention | 77.78 (13.31) | 77.34 (15.10) |
| SPATIAL MEMORY | ||
| Forward | 8.42 (2.94) | 9.87 (3.35)* |
| Reverse | 9.42 (3.59) | 11.03 (2.81)* |
| Total | 8.66 (3.40) | 10.45 (3.06)* |
| ATTENTION | ||
| Hits | 22.16 (3.99) | 23.50 (3.90) |
| False Alarms | 8.42 (5.20) | 6.47(3.70) |
| Randoms | 3.34 (4.10) | 2.11 (2.893) |
| CPT D Prime | 1.11 (0.38) | 1.29 (0.30)* |
| PSYCHOMOTOR SPEED | ||
| Hits reaction time (s) | 544.38 (75.34) | 559.59 (665.40) |
| False alarm reaction time (s) | 562.72 (112.69) | 566.51 (126.00) |
| EXECUTIVE FUNCTION (RAW SCORES) | ||
| % Errors | 35.42 (19.01) | 28.95 (18.42) |
| % Perseverative Responses | 21.50 (18.25) | 16.03 (14.31) |
| % Perseverative Errors | 18.87 (13.74) | 14.11 (11.07) |
| % Non-perseverative Errors | 16.61 (10.50) | 14.82 (10.81) |
| % Conceptual Level Responses | 52.76 (27.69) | 63.16 (25.36) |
| Categories Completed | 3.63 (2.59) | 4.63 (2.12) |
| Trials to First Category | 38.37 (44.64) | 31.03 (37.34) |
| Failure to Maintain Set | 0.95 (1.16) | 0.63 (1.15) |
| Learning to Learn | 0.15 (6.18) | 0.86 (4.10) |
| EXECUTIVE FUNCTION (STANDARD SCORES) | ||
| % Errors | 86.05 (15.86) | 91.00 (17.81) |
| % Perseverative Responses | 89.92 (20.34) | 95.03 (19.50) |
| % Perseverative Errors | 88.74 (19.68) | 94.79 (19.22) |
| % Non-perseverative Errors | 88.18 (16.58) | 90.34 (15.76) |
| % Conceptual Level Responses | 84.84 (16.71) | 90.84 (18.14) |
*
p < 0.05,
**
p < 0.01,
***
p < 0.001.