Table 1.

Characteristics of patients and facilities in the study sample

Weighted Quartile of Facility % Cinacalcet Prescription
Facility % with Cinacalcet Prescription<12.712.7–22.422.5–31.9≥32.0Missing (%)
Facilities, N55634144
Patient characteristics (n=10,521)
 Age, yr, mean (SD)64 (16)65 (15)63 (15)61 (15)<1
 ESKD vintage, yr, median [IQR]2.5 [1.2–4.4]2.9 [1.3–5.5]2.8 [1.1–5.4]3.4 [1.4–6.5]8
 Black, %323822504
 Men, %56575556<1
 Body mass index, kg/m2, mean (SD)28.7 (7.4)28.3 (7.0)28.5 (6.8)29.0 (7.0)9
 Body surface area, m2, mean (SD)1.9 (0.3)1.9 (0.3)1.9 (0.3)1.9 (0.3)8
 Parathyroid hormone, pg/ml, median [IQR]355 [214–623]356 [218–575]428 [248–701]340 [203–554]16
 Albumin-corrected serum calcium, mg/dl, mean (SD)9.2 (0.7)9.2 (0.7)9.1 (0.7)9.1 (0.7)7
 Serum phosphorus, mg/dl, mean (SD)5.3 (1.6)5.1 (1.5)5.2 (1.6)5.2 (1.5)6
 IV active vitamin D use, %70786286<1
 IV active vitamin D weekly dose, mcg, paricalcitol-equivalent, median [IQR]6.0 [3.5–9.9]7.0 [3.5–12.0]6.0 [4.5–10.5]8.8 [4.5–11.8]7
Facility characteristics (n=203)
 DOPPS Practice Monitor regiona
  Central34281817
  East20242512
  South22251649
  West24224222
 Dialysis chain size
  ≥10 units74889389
  <10 units, independent, or hospital-based2612711
 Facility setting
  Free-standing97969898
  Hospital-based3422
 Facility profit status
  For-profit77938289
  Not for-profit2371811
 Facility location
  Nonrural78919583
  Rural229517
 Facility census size
  ≥25430.33
  <25969799.797
 Facility % black patients
  <73623364
  7–3125303016
  31–5721212334
  ≥5718361146
 Facility % patients aged <65 yr
  <3840341611
  38–4923253614
  49–6422242427
  ≥6415162548
 Facility % patients on dialysis ≥3 yr
  <415424715
  41–481230488
  48–5611273827
  ≥562319750
  • Facility characteristics category percentages add to 100% within columns of facility % cinacalcet use. IQR, interquartile range; IV, intravenous; DOPPS, Dialysis Outcomes and Practice Patterns Study.

  • a As defined in Supplemental Figure 1.