Table 6. Known group comparison among participant with or without psychological distress with SF-36 summary scores and EQ-5D-3L scores.

	With distress Mean (SD) Median (IQR)	Without distress Mean (SD) Median (IQR)	Significance of difference
EQ-5D-3L index score	0.45 (0.34) 0.46 (0.34–0.75)	0.72 (0.22) 0.75 (0.58–0.81)	P<0.001
EQ-5D-3L VAS score	49.16 (15.90) 50.00 (40.00–60.00)	57.77 (18.02) 60.00 (40.00–70.00)	P<0.001
SF-36 physical summary score	33.01 (12.96) 33.75 (24.53–40.00)	45.03 (15.80) 41.25 (32.50–57.50)	P<0.001
SF-36 Mental summary score	37.79 (10.63) 38.29 (32.86–41.33)	46.85 (13.54) 41.13 (37.78–53.22)	P<0.001