Factors associated with the appearance of psychiatric symptoms in rheumatoid arthritis.
D000203:Activities of Daily Living; D000328:Adult; D000368:Aged; D001008:Anxiety Disorders / Q000523:psychology*; D001172:Arthritis, Rheumatoid / Q000523:psychology*; D003866:Depressive Disorder / Q000523:psychology*; D006801:Humans; D008875:Middle Aged; D011581:Psychological Tests; D011602:Psychophysiologic Disorders / Q000523:psychology*