Is a single-item visual analogue scale as valid, reliable and responsive as multi-item scales in measuring quality of life?

Springer Science and Business Media LLC - Tập 13 Số 2 - Trang 311-320 - 2004
Angela G. E. M. de Boer1, J. Jan B. van Lanschot2, Peep F. M. Stalmeier1, Johanna W. van Sandick2, Jan B.F. Hulscher2, J.C.J.M. de Haes1, Mirjam A. G. Sprangers1
1Department of Medical Psychology, Academic Medical Centre, Amsterdam, the Netherlands
2Department of Surgery, Academic Medical Centre, Amsterdam, The Netherlands

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