Table 3.

Unadjusted and case-mix adjusted correlation coefficients r for the SF36 Physical and Mental Health Dimensions against pertinent clinical, laboratory, and demographic values

SF36 Dimensions	Physical Health		Mental Health
	Unadjusted r	Adjusted ra	Unadjusted r	Adjusted ra
Age	−0.20	−0.11	−0.07	−0.02
	(<0.001)	(0.005)	(0.06)	(0.65)
NIR total body fat %	−0.18	−0.08	−0.12	−0.06
	(<0.001)	(0.03)	(0.002)	(0.11)
Kt/V (single pool)	0.03	0.05	0.03	0.06
	(0.34)	(0.16)	(0.38)	(0.12)
Dialysis vintage month	0.08	−0.03	0.04	−0.02
	(0.02)	(0.38)	(0.23)	(0.59)
Body mass index	−0.10	−0.06	−0.07	−0.05
	(0.006)	(0.11)	(0.07)	(0.23)
Triceps skinfold	−0.14	−0.08	−0.11	−0.06
	(0.000)	(0.04)	(0.004)	(0.13)
MAMC	0.08	0.06	0.05	0.03
	(0.02)	(0.14)	(0.21)	(0.42)
Erythropoeitin dose	−0.10	−0.11	−0.10	−0.10
	(0.01)	(0.01)	(0.01)	(0.02)
Serum albumin	0.21	0.13	0.14	0.10
	(0.000)	(0.001)	(0.000)	(0.009)
Creatinine	0.25	0.13	0.16	0.10
	(0.000)	(0.000)	(<0.001)	(0.01)
Intact PTH	0.01	−0.04	−0.01	−0.02
	(0.80)	(0.29)	(0.96)	(0.62)
Hemoglobin	0.01	0.02	0.01	0.01
	(0.78)	(0.60)	(0.97)	(0.90)
Ferritin	−0.04	−0.04	−0.04	−0.05
	(0.29)	(0.30)	(0.27)	(0.24)
TIBC	−0.02	−0.02	0.01	0.02
	(0.53)	(0.67)	(0.78)	(0.66)
Iron saturation	0.13b	0.08	0.03	0.009
	(0.001)	(0.03)	(0.41)	(0.82)
Prealbumin	0.09	0.03	0.06	0.02
	(0.03)	(0.50)	(0.16)	(0.57)
CRPc	−0.13	−0.10	−0.06	−0.05
	(0.001)	(0.007)	(0.13)	(0.19)
IL6c	−0.07	−0.04	−0.03	−0.02
	(0.06)	(0.30)	(0.42)	(0.58)
TNFαc	0.04	0.03	0.04	0.03
	(0.23)	(0.37)	(0.34)	(0.44)

P values are in parentheses.

^aCase-Mix adjusted correlation coefficients (controlled for age, race, gender, diabetes, log of vintage). MACM, mid-arm circumference muscle; intact PTH, parathyroid hormone; TIBC, total iron binding capacity.

^bValues with significant P value are highlighted in bold.

^cLogarithmic values were studied.