. 2006 Dec 5;4:93. doi: 10.1186/1477-7525-4-93

Table 3.

Correlation between Ease in Discussing Death and Health Utilities

	Spearman's Rank Correlation Coefficients Ease in discussing death^†
	All	Chinese	Malays	Indians
Health state^‡
Visual analogue scale (range 0 to 10)
Mild (11122)	0.061	0.39	-0.17	0.15
Moderate (23321)	0.070	0.16	0.46	-0.26
Severe (32313)	-0.23	-0.081	-0.27	-0.23
Time-trade off (range -19 to 1)
Mild (11122)	0.11	-0.038	0.17	0.16
Moderate (23321)	-0.040	-0.28	0.22	0.029
Severe (32313)	-0.14	-0.19	0.13	-0.27

^†Self-reported on a 0 to 10 Likert-type scale, where a higher score indicates greater ease in discussing death.

^‡Each EQ-5D health state consists of 5 dimensions (mobility, self-care, usual activities, pain/discomfort, anxiety/depression), each with 3 levels (1 – no problem, 2 – moderate problem, 3 – severe problem).