Table 2. Reporting on performance of new and established measures of decision quality and decision process in studies of PtDAs.

	New Measures (n=61)	Prior published measures (n=117)		All Measures (n=178)
		DCS* (n=47)	Non DCS Prior published (n=70)
Item Generation‡	20%	68%	66%	51%
Cognitive testing	0	0	0	0
Pilot studies‡	11%	0	1%	5%
Reliability	15%	30%	21%	21%
Validity	15%	17%	17%	16%
Responsiveness†	0%	19%	0%	5%
Accuracy/Precision	3%	15%	0%	5%
Interpretability†	0%	13%	1%	4%
Acceptability	2%	4%	0%	2%
Feasibility of administration	0	0	0	0

PtDAs=patient decision aids; DCS=Decisional Conflict Scale

^*Includes all versions of the DCS, as well as studies that only included some of the DCS subscales.

^†p<0.05 comparing frequency of reporting on new and prior published measures;

^‡p<0.01 comparing frequency of reporting on new and prior published measures.