Table 2.

Scores on the Minnesota Multiphasic Personality Inventory-2 Scales of the Three Patient Groups and Normal Control Group

Scale	A. CRPS (n = 76)	B. Other Chronic Pain (n = 95)	C. MDD (n = 66)	D. Normal Control (n = 171)	F (df)	p	Post hoc
L	51.77 ± 11.72	49.66 ± 9.34	45.78 ± 8.86	51.55 ± 10.02	6.00 (3, 404)	0.001	C < A = D
F	49.82 ± 9.55	51.28 ± 11.62	58.12 ± 12.08	50.01 ± 9.38	10.66 (3, 404)	<0.001	A = B = D < C
K	51.00 ± 11.52	50.47 ± 10.35	45.12 ± 7.99	50.53 ± 10.05	5.49 (3, 404)	0.001	C < A = B = D
Hs	62.96 ± 11.85	64.01 ± 10.73	61.00 ± 10.48	50.00 ± 9.85	49.97 (3, 404)	<0.001	D < A = B = C
D	63.73 ± 13.60	66.41 ± 13.79	75.54 ± 10.91	49.71 ± 9.48	95.66 (3, 404)	<0.001	D < A = B < C
Hy	62.30 ± 11.50	63.72 ± 10.55	61.75 ± 9.57	50.32 ± 10.79	45.01 (3, 404)	<0.001	D < A = B = C
Pd	53.69 ± 11.15	56.33 ± 12.15	59.63 ± 10.05	51.07 ± 11.06	10.85 (3, 404)	<0.001	A < C, D < B = C
Mf	47.40 ± 9.48	47.98 ± 10.11	49.04 ± 11.23	50.33 ± 9.45	2.01 (3, 404)	0.112
Pa	55.02 ± 13.98	56.25 ± 12.99	62.10 ± 14.37	49.63 ± 9.75	18.20 (3, 404)	<0.001	D < A < C, D < B
Pt	55.71 ± 13.03	60.48 ± 12.91	71.36 ± 11.61	49.87 ± 10.37	57.23 (3, 404)	<0.001	D < A = B < C
Sc	54.51 ± 13.70	57.51 ± 13.19	62.80 ± 11.73	50.34 ± 10.40	19.40 (3, 404)	<0.001	A = B < C, D < B
Ma	50.94 ± 10.95	49.07 ± 9.70	46.25 ± 9.73	49.90 ± 10.02	2.89 (3, 404)	0.035
Si	50.47 ± 13.41	55.53 ± 13.41	68.48 ± 11.22	49.66 ± 9.45	44.90 (3, 404)	<0.001	A < C, D < B < C

Note: Data given as mean ± standard deviation. ANOVA test was applied for the comparison of means and followed by the Scheffe’s post hoc test for multiple comparisons.

Abbreviations: CRPS, chronic regional pain syndrome; MDD, major depressive disorder; L, Lie; F, Infrequency; K, Correction; Hs, Hypochondriasis; D, Depression; Hy, Hysteria; Pd, Psychopathic deviate; Mf, Masculinity–Femininity; Pa, Paranoia; Pt, Psychasthenia; Sc, Schizophrenia; Ma, Hypomania; Si, Social introversion.