Table 5.

Descriptive statistics of EQ-5D-3L index using Italian, UK, and US preference weights

Sample	Mean (SD)	Median	Min	Max
Total sample (n=500)
Italian set	0.76 (0.20)	0.81	−0.26	1.00
UK set	0.57 (0.32)	0.69	−0.48	1.00
US set	0.69 (0.22)	0.77	−0.03	1.00
Patients’ HBI: 8–11 (n=389)
Italian set	0.80 (0.15)	0.83	−0.26	1.00
UK set	0.63 (0.28)	0.69	−0.43	1.00
US set	0.72 (0.19)	0.78	−0.04	1.00
Patients’ HBI: 12–16 (n=84)
Italian set	0.68 (0.26)	0.78	−0.19	1.00
UK set	0.45 (0.37)	0.62	−0.48	1.00
US set	0.60 (0.24)	0.71	−0.03	1.00
Patients’ HBI: >16 (n=27)
Italian set	0.52 (0.32)	0.57	−0.19	0.91
UK set	0.22 (0.40)	0.16	−0.48	0.85
US set	0.45 (0.28)	0.44	−0.03	0.84

Abbreviations: EQ-5D-3L index, EuroQol 5-Dimension 3-Level index; HBI, Harvey Bradshaw Index; Min, minimum; Max, maximum.