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a Distribution of mean utility and VAS scores (n = 3573) by valuation method. Note VAS: visual analogue scale; TTO: time trade-off; SG: standard gamble; MAUI: multi-attribute utility instrument; NPB: utility mapped from non-preference-based instrument. b Distribution of median utility and VAS scores (n = 870) by valuation method. NoteVAS visual analogue scale, TTO time trade-off, SG standard gamble, MAUI multi-attribute utility instrument
