Table 3.

Mean difference and standardized effect size over 12 months between extended and standard hemodialysis

Quality-of-Life Score	N/200	Mean Difference	P Value Unadjusted/Adjusteda	Baseline SD	Standardized Effect Size
EQ-5D-3L	194	0.036 (−0.02 to 0.09)	0.2/0.2	0.239	0.15 (−0.09 to 0.39)
Short Form-6 Dimension	182	0.027 (0.00 to 0.05)	0.05/0.05	0.122	0.22 (0.02 to 0.43)
PCS	180	2.3 (0.6 to 4.1)	0.01/0.04	9.6	0.24 (0.06 to 0.42)
MCS	180	2.5 (0.5 to 4.6)	0.02/0.05	10.8	0.24 (0.04 to 0.43)
Kidney Disease Component Summary	192	3.5 (1.5 to 5.5)	0.001/0.005	13.2	0.26 (0.11 to 0.42)

EQ-5D-3L, EuroQOL-5 Dimension-3 Level; PCS, Physical Component Summary; MCS, Mental Component Summary. Mean scores at each time point are presented in the Supplemental Material.

^aAdjusted by Holm–Bonferroni method (see Supplemental Material).