Accumulation of Scandium in Plasma in Patients with Chronic Renal Failure

Table 3

Anthropometric, biochemical, and haemogram variables and plasma levels of Sc, by BMI.

	Patients			Controls
	BMI ≤ 25; 𝑁=19	25 > BMI ≤ 30; 𝑁=16	BMI > 30; 𝑁=13	BMI ≤ 25; 𝑁=9	25 > BMI ≤ 30; 𝑁=28	BMI > 30; 𝑁=16
Age (years)	47.4±18.1	51.5±17.1	61.9±7.2	48.7±11.7	42.6±13.0	45.9±14.1
Height (m)	1.68±0.08	1.61±0.08	1.58±0.11	1.65±0.04	1.62±0.10	1.62±0.09
Weight (kg)	64.5±7.4	71.8±7.6	87.0±16.8^b,c	61.4±6.8	71.8±9.4^a	88.8±8.6^b,c
BMI (kg/m^2)	22.8±1.5	27.5±1.3^a	34.5±4.5^b,c	22.5±2.1	27.3±1.8^a	33.8±2.3^b,c
Plasma creatinine (mg/dL)	3.42±1.22	3.36±1.29	3.32±1.46	0.71±0.15^d	0.77±0.12^d	0.82±0.10^d
Glomerular filtration rate (mL/min/1.73 m^2)	24.9±9.7	22.0±7.3	24.1±10.1	—	—	—
Cockcroft-Gault index	25.0±10.1	29.4±19.4	35.7±28.1	108±11^d	112±19^d	121±25^d
Plasma urea (mg/dL)	103±37	114±48	95±33	30.8±7.1^d	31.6±6.2^d	32.1±5.6^d
Urea/creatinine ratio	30.7±6.8	35.7±11.5	30.9±8.1	44.6±12.3^d	41.9±9.4	39.9±9.4^d
Plasma uric acid (mg/dL)	7.2±1.4	7.3±1.0	7.0±1.1	4.7±1.1^d	6.0±1.1^d	5.1±1.0^d
Plasma total protein (g/dL)	7.1±0.7	6.9±0.6	7.1±0.4	7.1±0.8	6.7±0.4	6.5±0.3^d
RBC (×10^6/μL)	4.1±0.6	4.3±0.4	4.1±0.6	4.6±0.3^d	4.7±0.4^d	4.9±0.6^d
Hb (g/dL)	12.2±1.8	12.9±2.1	12.2±1.6	15.4±2.6^d	14.2±1.2^d	14.4±1.2^d
Hct (%)	37.3±5.5	39.5±5.7	37.2±5.2	46.7±8.5^d	44.1±4.1^d	44.5±3.8^d
VCM (fL)	90.6±5.3	91.1±5.2	91.2±6.2	95.9±7.2	93.0±8.0	92.6±7.3
HCM (pg)	29.9±2.1	29.1±3.0	29.9±1.9	31.8±3.3	30.1±2.8	29.9±2.4
MCHC (g/dL)	32.7±0.6	32.6±1.1	32.7±1.0	33.1±2.3	32.4±1.9	32.3±1.4
Plasma Sc (ng/L)	54.5±19.7	66.3±17.0	50.7±18.4	28.8±14.4^d	23.5±7.6^d	36.1±12.7^d

Values are mean ± SD; ^aIMC ≤ 25 versus 25 > IMC ≤ 30; ^b25 ≤ versus IMC < 30; ^c25 > IMC ≤ 30 versus IMC < 30; ^dpatients versus controls. 𝑃<0.05.