Table 3.
Bivariate Correlations of PTH and Nocturnal Blood Pressure Parameters With Continuous Baseline Characteristics
| PTH | Mean Nocturnal SBP | Mean Nocturnal DBP | ||||
|---|---|---|---|---|---|---|
| r | P Value | r | P Value | r | P Value | |
| PTH | 0.155 | <.01 | 0.144 | .01 | ||
| Age, y | 0.117 | <.05 | 0.024 | .68 | −0.288 | <.01 |
| Mean SBP, mm Hg | 0.089 | .13 | 0.757 | <.01 | 0.446 | <.01 |
| Mean DBP, mm Hg | 0.074 | .21 | 0.292 | <.01 | 0.735 | <.01 |
| Mean daytime SBP, mm Hg | 0.066 | .26 | 0.573 | <.01 | 0.350 | <.01 |
| Mean daytime DBP, mm Hg | 0.038 | .52 | 0.173 | <.01 | 0.626 | <.01 |
| Mean nocturnal SBP, mm Hg | 0.164 | <.01 | 0.638 | <.01 | ||
| Mean nocturnal DBP, mm Hg | 0.148 | .01 | 0.638 | <.01 | ||
| BMI, kg/m2 | 0.168 | <.01 | 0.136 | .02 | 0.001 | .98 |
| LDL cholesterol, mg/dL | −0.041 | .49 | −0.091 | .13 | 0.072 | .23 |
| Glycated hemoglobin, % | 0.004 | .95 | 0.269 | <.01 | 0.00 | 1 |
| GFR, mL/min/m2 | −0.221 | <.01 | −0.036 | .54 | 0.126 | .03 |
| 25(OH)D, ng/mL | −0.212 | <.01 | −0.142 | .01 | −0.048 | .42 |
| Calcium, mmol/L | −0.246 | <.01 | −0.079 | .18 | −0.117 | <.5 |
| Phosphate, mmol/L | −0.059 | .32 | −0.20 | .73 | −0.190 | <.01 |
| NT‐proBNP, pg/mL | 0.196 | <.01 | 0.206 | <.01 | −0.31 | .59 |
| Aldosterone, ng/dL | 0.182 | <.01 | −0.028 | .64 | 0.064 | .28 |
Abbreviations: BMI, body mass index; DBP, diastolic blood pressure; GFR, glomerular filtration rate, calculated according to the Chronic Kidney Disease Epidemiology Collaboration formula; LDL, low‐density lipoprotein; NT‐proBNP, N‐terminal pro‐brain natriuretic peptide; PTH, parathyroid hormone; SBP, systolic blood pressure; 25(OH)D, 25‐hydroxy vitamin D3. Significant correlations are highlighted in bold.