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Figure 2 Quality of life (QOL) values with 95% confidence intervals in the 65- to 74-year age group (combined mitral and aortic patients). Open boxes = pre-operative QOL scores; open circles = 18-month follow-up QOL scores; closed triangles = U.S. population norms for the 65- to 74-year age group. BP = bodily pain; GH = general health; MCS = mental component summary; MH = mental health; PCS = physical component summary; PF = physical functioning; RE = role emotional; RP = role physical; SF = social functioning; VT = vitality.
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