Table 1 Age, Body Mass Index, Arterial blood pressure values and biochemistry in Nutritional Therapy Group (NTG) and Control Group (CG) patients by CKD stages

Age, yrs

70 ± 13

73 ± 12

71 ± 11**

74 ± 13

69 ± 17

69 ± 15

Diabetes, %

34.0

39.6

41.3

31.3

22.5

19.2

CV Morbidity, %

33.1

31.1

31.0

25.9

22.5

19.2

BMI, kg/m²

27.9 ± 4.0

28.3 ± 4.7

27.6 ± 5.3

27.7 ± 5.7

26.9 ± 6.5

26.1 ± 4.1

SBP, mmHg

138 ± 18**

131 ± 17

135 ± 16

133 ± 20

136 ± 29

137 ± 20

DBP, mmHg

79 ± 10*

74 ± 10

75 ± 11***

73 ± 10

78 ± 14

77 ± 8

PP, mmHg

59 ± 17

58 ± 15

60 ± 15

61 ± 19

58 ± 20

61 ± 18

eGFR, ml/min*1.73 m²

38.2 ± 5.1

36.8 ± 4.1

23.4 ± 4.1

23.3 ± 4.1

12.0 ± 2.6

12.0 ± 2.1

BUN, mg/dl

33.8 ± 9.5

36.7 ± 11.4

41.9 ± 15.2*

49.5 ± 17.1

49.0 ± 24.3*

72.3 ± 16.2

Calcium, mg/dl

9.4 ± 0.5

9.3 ± 0.9

9.4 ± 0.5

9.3 ± 0.7

9.3 ± 1.5

9.1 ± 0.9

Phosphate, mg/dl

3.3 ± 0.6*

3.6 ± 0.7

3.6 ± 0.5**

3.9 ± 0.9

3.9 ± 1.2*

4.7 ± 1.0

PTH, pg/ml

108 ± 65

116 ± 103

160 ± 100

150 ± 112

232 ± 138

154 ± 140

Sodium, mEq/l

140 ± 2

141 ± 3

140 ± 2

140 ± 4

140 ± 2

140 ± 3

Potassium, mEq/l

4.7 ± 0.4

4.7 ± 0.6

4.7 ± 0.6

4.8 ± 0.6

4.6 ± 0.4

4.9 ± 0.8

Haemoglobin, g/dl

13.2 ± 1.8

12.7 ± 1.7

12.2 ± 1.4***

11.8 ± 1.5

11.4 ± 2.0

11.5 ± 1.4

Haematocrit, %

40.3 ± 5.2***

38.5 ± 4.9

37.3 ± 4.2***

36.2 ± 4.8

35.3 ± 6.3

35.7 ± 4.8

Albumin, g/dl

4.1 ± 0.4***

3.9 ± 0.4

4.1 ± 0.4*

3.8 ± 0.4

4.1 ± 0.8**

3.7 ± 0.6

Total cholesterol, mg/dl

178 ± 36

178 ± 42

183 ± 40

177 ± 43

175 ± 49

165 ± 42

LDL cholesterol, mg/dl

100 ± 32

106 ± 34

102 ± 32

99 ± 34

98 ± 32

88 ± 29

HDL cholesterol, mg/dl

51 ± 17

52 ± 29

53 ± 23

49 ± 15

48 ± 17

44 ± 16

Triglycerides, mg/dl

141 ± 68

145 ± 77

151 ± 87

148 ± 76

144 ± 76

133 ± 75

Urate, mg/dl

6.3 ± 1.5

6.1 ± 1.8

6.7 ± 1.9*

5.8 ± 1.9

6.3 ± 3.0

6.0 ± 3.0