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Table 1 Subject characteristics

From: Maintenance of activities of daily living despite risk from genetic polymorphism in hemodialysis patients under nutritional management who survived an average of 30 years

Variable

 

Total (n = 78)

Age

Years

632 ± 8.1a

Gender (Male/female)

n (%)

31/47 (39.7/60.3 %)b

Duration of hemodialysis

Years

305 (27.0–34.3)c

Age of initiation of hemodialysis

Years

32.4 ± 8.0

Primary disease

  

 Chronic glomerulonephritis

n (%)

55 (70.5 %)

 Chronic pyelonephritis

n (%)

1 (1.3 %)

 Nephropathy of pregnancy

n (%)

3 (3.8 %)

 Polycystic kidney

n (%)

2 (2.6 %)

 Other nephritides that cannot be classified

n (%)

4 (5.1 %)

 Other

n (%)

2 (2.6 %)

 Unknown

n (%)

11 (14.1 %)

MTHFR C677T (CC/CT/TT)

n (%)

23/34/21 (29.5/43.6/26.9 %)

Height

cm

157.6 ± 8.3

Weight (dry weight)

kg

46.3 (41.7–57.0)

Body mass index (BMI)

kg/m2

197.7 ± 2.7

 BMI < 18.5

n (male/female) (%)

32 (7/25) (41.0 %)

 18.5  BMI < 25

n (male/female) (%)

42 (21/21) (53.8 %)

 25  BMI

n (male/female) (%)

4 (3/1) (5.1 %)

Geriatric nutrition index (GNRI)

 

93 ± 6

 GNRI 91 (without risk of malnutrition)

n (%)

46 (59.0 %)

 <GNRI 91 (with risk of malnutrition)

n (%)

32 (41.0 %)

Barthel Index (BADL)

 

90.0 (78–100)

 BADL (independent/some help is necessary/with help)

n (%)

74/4/3 (91/5/4 %)

Weight change rate between dialysisd

%

5.1 ± 1.9

Kt/Vspe

 

1.67 ± 0.2

Biochemical parameters

  

 Serum albumin (alb)

g/dL

3.70 ± 0.3

 Total protein (TP)

g/dL

6.60 ± 0.4

 Blood urea nitrogen (BUN)

mg/dL

65.00 ± 17.1

 Serum creatinine (Cr)

mg/dL

10.70 ± 2.2

 Urea acid (UA)

mg/dL

7.10 ± 1.5

 Serum sodium (Na)

mEq/L

140.00 ± 2.5

 Serum potassium (K)

mEq/L

5.10 ± 0.7

 Serum inorganic phosphorous (IP)

mg/dL

5.40 ± 1.4

 Serum calcium (Ca)

mg/dL

9.10 ± 0.7

 Hemoglobin (Hb)

g/dL

10.30 (9.6–11.2)

 Hematocrit (Hb)

%

33.00 ± 3.4

 Serum folate

ng/mL

4.60 (3.8–5.4)

 Serum homocystein (Hcy)

μmol/L

30.80 (23.6–38.4)

 Serum vitamin in B12 (VB12)

pmol/L

541.00 (340–1250)

  1. Abbreviations: ESRD end stage renal disease, MTHFR methylene tetrahydrofolate reductase, BMI body mass index, GNRI geriatric nutrition risk index, BADL Barthel index
  2. aValues are means ± standard deviation (all such values)
  3. bValues are number of all patients (%)
  4. cValues are median (25th and 75th percentiles), (all such values)
  5. dBody weight change rate between hemodialysis; 55 subjects with data before and after hemodialysis. (values are means ± standard deviation)
  6. eStandardized dialysis volume (Kt/Vsp); 55 subjects with data before and after hemodialysis. (values are means ± standard deviation)