Mitchell, Andrew E. P.2015-05-012015-05-012014-01-01Mitchell, A. E. P. (2014). Measurement instruments. In A. McIntosh-Scott, T. Mason, E. Mason-Whitehead, D. Coyle (Eds.), Key concepts in nursing and healthcare research (pp. 164-169). London: SAGE.9781446210710http://hdl.handle.net/10034/552073This book is not available through ChesterRep.KEY POINTS • Measurement instruments enable the quantification of characteristics of interest to researchers • There are several methods of measuring characteristics, including scaling techniques • Any measurement instrument must be valid and reliable • Measurement instruments are important in healthcare research as they enable the measurement of attributes that are difficult to observe directly, such as cognitive and affective characteristicsenmeasuringBook chapter