Correction to: Use of the KDQOL-36™ for assessment of health-related quality of life among dialysis patients in the United States

Table 4 Pearson Correlations between Selected KDQOL-36™ Domain Scores, Individual Items, and Indicators of Fluid Overload among Patients on In-Center Hemodialysis (replaces Fig. 3)

	General health^a	PCS	SPKD	Shortness of breath^b	Average IDWG	Excessive IDWG
General health^a	1.000	0.487	0.352	0.263	− 0.021	− 0.022
PCS	0.487	1.000	0.406	0.287	−0.003	−0.006
SPKD	0.352	0.406	1.000	0.601	−0.033	−0.042
Shortness of breath^b	0.263	0.287	0.601	1.000	−0.015	−0.045
Average IDWG	−0.22	−0.045	− 0.042	−0.045	1.000	0.428
Excessive IDWG	−0.021	−0.006	− 0.059	−0.015	0.428	1.000

Average IDWG was considered as a percentage of body weight with respect to treatments in the 30 days prior to survey date. Excessive IDWG was considered as a gain of > 5% of target weight in > 10% of treatments occurring in the 30 days prior to the survey date
^a Item 1: “In general, would you say your health is:” Possible responses are “excellent,” “very good,” “good,” “fair,” and “poor”
^b Item 22: “During the past 4 weeks, to what extent were you bothered by each of the following?” Possible responses are “not at all bothered,” “somewhat bothered,” “moderately bothered,” “very much bothered,” and “extremely bothered”
Abbreviations: IDWG interdialytic weight gain, PCS physical component summary, SPKD symptoms and problems of kidney disease

ISSN: 1471-2369