Health state utilities associated with attributes of weekly injection devices for treatment of type 2 diabetes

Table 3 Utilities and disutilities

Health States	Mean Utility^a	SD	Disutilities: Difference from Health State A		Disutilities: Difference from Health State G
Health States	Mean Utility^a	SD	Mean	SD	Mean	SD
A. Basic health state (Oral only)	0.888	0.120	–	–	–	–
Health States with Oral and Injectable Treatment^b
B. Reconstitution, waiting, needle handling	0.858	0.165	-0.030	0.073	-0.020	0.042
C. Reconstitution, waiting	0.863	0.161	-0.025	0.066	-0.014	0.032
D. Reconstitution, needle handling	0.868	0.159	-0.020	0.063	-0.010	0.027
E. Reconstitution	0.874	0.157	-0.014	0.058	-0.004	0.016
F. Needle handling	0.874	0.156	-0.014	0.058	-0.004	0.015
G. No inconveniences	0.878	0.156	-0.010	0.056	–	–

^aTTO scores are on a scale anchored with 0 representing dead and 1 representing full health
^bHealth states B to G include the basic health state, plus treatment with a weekly injection
SD standard deviation