Table 4 Comparison of Military Personality Inventory (MPI) results between the two complex regional pain syndrome (CRPS) groups according to pain duration
Variable | Pain duration < 15 mon group (n = 30) | Pain duration≥15 mon group (n = 33) | P |
|---|---|---|---|
Abnormal MPI results [n(%)] | 3 (10) | 17 (51.5) | < 0.001** |
Faking good response (x ± s) | 55.3 ± 2.5 | 42.0 ± 2.7 | < 0.001** |
Faking bad response (x ± s) | 52.1 ± 1.7 | 59.8 ± 2.4 | 0.012* |
Infrequency (x ± s) | 54.5 ± 1.9 | 60.6 ± 3.0 | 0.097 |
Inconsistency (x ± s) | 50.6 ± 1.9 | 61.8 ± 2.3 | < 0.001** |
Anxiety (x ± s) | 51.4 ± 2.0 | 64.7 ± 2.5 | < 0.001** |
Depression (x ± s) | 48.9 ± 1.6 | 63.1 ± 2.3 | < 0.001** |
Somatization (x ± s) | 52.5 ± 2.5 | 66.3 ± 2.5 | < 0.001** |
Schizophrenia (x ± s) | 55.5 ± 1.8 | 61.1 ± 2.9 | 0.105 |
Paranoid (x ± s) | 51.1 ± 1.5 | 58.8 ± 2.0 | 0.003* |
Personality disorder cluster A (x ± s) | 50.9 ± 1.6 | 63.7 ± 2.3 | < 0.001** |
Personality disorder cluster B (x ± s) | 49.2 ± 1.6 | 61.6 ± 2.4 | < 0.001** |