Association between Parathyroid Hormone, 25 (OH) Vitamin D, and Chronic Kidney Disease: A Population-Based Study
Table 5
Conditional logistic regression analysis in resampling subset of patients.
Variable
eGFR ≤ 60 mL/min/1.73 m2
Proteinuria
Adjusted OR (95% CI)
p
Adjusted OR (95% CI)
p
Continuous variables
25 (OH) vitamin D, ug/mL
1.012 (0.999–1.025
0.079
1.006 (0.993–1.020
0.380
Log intact PTH, pmol/L
1.613 (1.240–2.099
<0.001
1.471 (1.117–1.938
0.006
Calcium, mg/dL
1.421 (1.003–2.014
0.048
1.044 (0.722–1.510
0.818
Phosphate, mg/dL
1.155 (0.913–1.463
0.23
1.231 (0.962–1.576
0.098
Categorical variables
Vitamin D sufficient (yes versus no)
1
1
Vitamin D deficient (yes versus no)
1.323 (0.896–1.953
0.16
1.096 (0.735–1.634
0.653
Vitamin D insufficient (yes versus no)
0.989 (0.685–1.427
0.951
0.887 (0.611–1.290
0.531
Hyperparathyroidism (yes versus no)
1.994 (1.442–2.758
<0.001
1.836 (1.313–2.567
<0.001
Hypocalcemia (yes versus no)
0.167 (0.020–1.373
0.096
0.232 (0.028–1.920
0.176
Hyperphosphatemia (yes versus no)
1.677 (1.162–2.421
0.006
1.611 (1.105–2.347
0.013
OR: odd ratios; CI: confidence interval; eGFR: estimated glomerular filtration rate. Adjusted for age, gender, and all other continuous variables. Adjusted for age, gender, and all other categorical variables.
