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Table 2 Primary Analysis – Key Lab Values

From: Real-world assessment: effectiveness and safety of extended-release calcifediol and other vitamin D therapies for secondary hyperparathyroidism in CKD patients

 

ERC, (n = 174)

AVD, (n = 55)

NVD, (n = 147)

Lab Value

Pre

Post

MeanFU

MedFU

Pre

Post

MeanFU

MedFU

Pre

Post

MeanFU

MedFU

25D, ng/mL*

Mean (SE)

20.3a

(0.7)

44.0

(1.7)

23.7aa,bb,cc

(1.6)

24.6

19.9

23.5

(1.0)

29.0

(1.2)

5.5cc

(1.3)

21.3

18.1

18.8aa

(0.6)

28.5

(1.6)

9.7cc

(1.5)

21.1

17.6

PTH, pg/mL*

Mean (SE)

181.4bb

(7.4)

147.4

(7.1)

−34.1bb,cc

(6.6)

23.4

18.8

156.9

(9.7)

149.9

(11.1)

−7.0

(9.8)

21.6

18.1

134.8

(6.8)

144.4

(9.5)

9.6

(6.0)

20.7

17.4

Ca, mg/dL

Mean (SE)

9.2b

(0.1)

9.3

(0.1)

0.1

(0.1)

27.8

22.2

9.1

(0.1)

9.3

(0.1)

0.2cc

(0.1)

21.4

18.1

9.3

(0.1)

9.3

(0.1)

0.0

(0.1)

20.4

16.1

P, mg/dL

Mean (SE)

3.8

(0.1)

3.9

(0.1)

0.1

(0.1)

28.8

22.1

3.8

(0.2)

3.9

(0.2)

0.1

(0.1)

24.5

18.6

3.7

(0.1)

3.8

(0.1)

0.1

(0.1)

20.5

15.9

ALP, IU/L

Mean (SE)

96.9 (3.6)

95.3 (3.8)

−2.1 (1.9)

28.4

21.6

82.1 (7.4)

79.8 (6.5)

−2.3 (2.7)

21.3

18.6

97.0 (3.4)

99.8 (4.0)

2.7 (2.4)

18.3

14.7

eGFR

Mean (SE)

31.1b

(1.1)

28.0

(0.9)

3.1cc

(0.7)

28.1

22.2

30.3b

(1.4)

28.7

(1.6)

−1.6c

(0.6)

21.4

18.1

35.7

(1.0)

34.5

(1.0)

−1.2c

(0.6)

20.0

16.0

  1. aSignificantly different from AVD, one-way ANOVA with Tukey’s multiple comparision test, p < 0.05
  2. aaSignificantly different from AVD, one-way ANOVA with Tukey’s multiple comparision test, p < 0.001
  3. bSignificantly different from NVD, one-way ANOVA with Tukey’s multiple comparision test, p < 0.05
  4. bbSignificantly different from NVD, one-way ANOVA with Tukey’s multiple comparision test, p < 0.001
  5. cSignificantly different from baseline, p < 0.05
  6. ccSignificantly different from baseline, p < 0.001
  7. ERC Extended-Release Calcifediol; AVD Active Vitamin D; NVD Nutritional Vitamin D; 25D, 25-hydroxyvitamin D; PTH parathyroid hormone; Ca serum calcium; P serum phosphorus; ALP alkaline phosphatase; IU International Units; eGFR estimated glomerular filtration rate; Pre pretreatment value; Post post-treatment value; Δ, Change from Pre to Post-treatment; MeanFU Mean Follow-up time (weeks); MedianFU, Median Follow-up time (weeks)