Table 2.
Average MMPI-2 Clinical Scales by Group
| MMPI-2 Scale | Without Comorbid Pain Condition (N = 232) | With Comorbid Chronic Pain (non-CSS; N = 78) | With Comorbid CSS (N = 31) | ||
|---|---|---|---|---|---|
|
| |||||
| Mean (SD) | Mean (SD) | Mean (SD) | F | p (two-sided) | |
| Hypochondriasis (Hs) | 60.07 (13.67) | 60.21 (14.03) | 56.32 (13.55) | 1.07 | 0.34 |
| Depression (D) | 64.84 (15.22) | 65.14 (13.67) | 58.42 (12.46)* | 2.79 | 0.06 |
| Hysteria (Hy) | 60.72 (15.36) | 59.85 (12.17) | 56.84 (14.45) | 1.00 | 0.37 |
| Psychopathic Deviate (Pd) | 66.61 (11.84) | 65.40 (11.46) | 64.10 (11.75) | 0.81 | 0.45 |
| Masculinity/Femininity (Mf) | 47.92 (9.93) | 50.21 (10.27) | 50.71 (14.52) | 2.00 | 0.14 |
| Paranoia (Pa) | 61.48 (14.49) | 61.95 (14.24) | 56.58 (13.49) | 1.75 | 0.18 |
| Psychasthenia (Pt) | 64.47 (15.46) | 63.28 (13.63) | 59.87 (12.63) | 1.37 | 0.26 |
| Schizophrenia (Sc) | 62.06 (15.96) | 61.08 (15.60) | 58.23 (14.38) | 0.84 | 0.43 |
| Hypomania (Ma) | 56.18 (12.85) | 54.10 (11.42) | 57.71 (16.32) | 1.12 | 0.33 |
| Social Introversion (Si) | 52.50 (11.16) | 53.94 (11.52) | 50.06 (12.06) | 1.33 | 0.27 |
Note.
*
Indicates a pairwise p-value from other groups of less than .05. There was only one such difference. Degrees of freedom for each analysis were constant: between groups df = 2; within groups df = 338.