References
- Estes D, Christian CL. The natural history of systemic lupus erythematosus by prospective analysis. Medicine 1971;50:85–95.
- Gibson T, Myers AR. Nervous system involvement in systemic lupus erythematosus. Ann Rheum Dis 1976;35:198–206.
- Abel T, Gladman DD, Urowitz MB. Neuropsychiatric lupus. J Rheumatol 1980;7:325–33.
- Iverson L, Anderson KW. The etiology of psychiatric symp-toms in patients with systemic lupus erythematosus. Scand J Rheumatol 1994;23:277–82.
- Fitzpatrick R, Ziebland S, Jenkinson C, Mowat A, Mowat A. A generic health status instrument in the assessment of rheuma-toid arthritis. Br J Rheumatol 1992;31:87–90.
- Wolfe F, Hawley DJ, Cathey MA. Clinical and health status measures over time: prognosis and outcome assessment in rheumatoid arthritis. J Rheumatol 1991;18:1290–7.
- Fitzpatrick R. The measurement of health status and quality of life in rheumatological disorders. Ballière's Clinical Rheuma-tology 1993;7:297–317.
- Joyce K, Berkebile C, Hastings C, Yarboro C, Yokum D. Health status and disease activity in systemic lupus erythema-tosus. Arthritis Care Res 1989;2:65–9.
- Hochberg MC, Sutton JD. Physical disability and psychosocial dysfunction in systemic lupus erythematosus. J Rheumatol 1988;15:959–64.
- Esdaile JM, Sampalis JS, Lacaille D, Danoff D. The relation-ship of socioeconomic status to subsequent health status in sys-temic lupus erythematosus. Arthritis Rheum 1988;31:423–7.
- Goldberg D, Williams P. A user's guide to the General Health Questionnaire. Windsor: NFER-Nelson, 1988.
- Hunsley J, Hanson RK, Parker KCH. A summary of the reabil-ity and stability of MMPI scales. J Clin Psychol 1988;44:44–6.
- Dahlstrom WG, Welsh GS, Dahlstrom LE. An MMPI Hand-book: Volume II: Research Applications. University of Minne-sota, Minneapolis, 1975.
- Alfano DP, Finlayson MAJ, Stearns GM, Weilson PM. The MMPI and neurologic dysfunction: Profile configuration and analysis. Clin Neuropsychol 1990;4:69–79.
- Lindal E, Thorlacius S, Steinsson K, Stefánsson GD. Psychia-tric Disorders among subjects with systemic lupus erythemato-sus in an unselected population. Scand J Rheumatol 1995;24:346–51.
- Tan EM, Cohen AS, Fries JF, et al. The 1982 revised criteria for the classification of systemic lupus erythematosus. Arthritis Rheum 1982;25:1271–2.
- Cavanaugh S, Wettstein RM. Emotional and cognitive dysfunc-tion associated with medical disorders. J Psychosom Res 1989;33:505–14.
- Huppert FA, Walters DE, Day NE, Elliott BJ. The factor struc-ture of the General Health Questionnaire (GHQ-30). Br J Psy-chiatry 1989;155:178–85.
- Malt U, Mogstad TE, Refnin IB. Goldbergs General Health Questionnaire. Tidsskr Nor Laegeforen 1989; 109:1391–4.
- Greene RL. The MMPI/MMPI-2: An Interpretative Manual.-Massachusetts, Allyn and Bacon, 1991.
- Valentijn RM, van Overhagen H, Hazevoet HM, et al. The value of complement and immune complex determinations in monitoring disease activity in patients with systemic lupus erythematosus. Arthritis Rheum 1985;28:904–13.
- Omdal R, Husby G, Mellgren SI. Mental health status in systemic lupus erythematosus. Scand J Rheumatol 1995;24: 142–5.
- Goldberg DP, Rickels K, Downing R, Hesbacher P. A com-parision of 2 psychiatric screening tests. Br J Psychiatry 1976;129:61–7.
- Bekkelund SI, Husby G, Mellgren SI. Quality of life in rheuma-toid arthritis: a case-control study in patients living in northern Norway. Clin Exp Rheumatol 1995;13:471–5.