Table 3.

Mean (and standard deviation) shown for each EHRA class

EHRA class	Utility (by EQ-5D)	P value	VAS	P value	AFEQT	P value
1	0.85 (±0.21)	n/a	76.2 (±19.9)	n/a	78.4 (±19.0)	n/a
2	0.81 (±0.17)	0.08	70.3 (±20.3)	0.02	63.6 (±20.0)	<0.0001
3	0.69 (±0.27)	<0.001	59.6 (±21.9)	<0.001	42.1 (±21.1)	<0.0001
4	0.59 (±0.29)	0.08	46.9 (±25.9)	0.03	31.3 (±18.6)	0.01

P values compare each class with the next lowest class in terms of symptom severity.

VAS, visual analogue scale; AFEQT, AFEQT global score.