JAMA : the journal of the American Medical Association
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JAMA
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To identify specific demographic, medical, functional status, and nutritional characteristics that predict the development of stage 2 or greater pressure ulcers among patients whose activity is limited to bed or chair. ⋯ These results suggest that nonblanchable erythema, lymphopenia, immobility, dry skin, and decreased body weight are independent and significant risk factors for pressure ulcers in hospitalized patients whose activity is limited to bed or chair.