Table 7.

Calcium and Vitamin D in the Daily and Nocturnal Trials

Daily Trial, n (%)Nocturnal Trial, n (%)
Baseline12 MoBaseline12 Mo
3 Sessions per Week6 Sessions per Week3 Sessions per Week6 Sessions per Week3 Sessions per Week6 Sessions per Week3 Sessions per Week6 Sessions per Week
Prescribed elemental calcium dose (g/d)a
 046 (50.0)59 (57.3)48 (52.2)66 (64.1)10 (25.6)13 (35.1)12 (30.8)31 (83.8)
 >0–100015 (16.3)16 (15.5)12 (13.0)12 (11.7)8 (20.5)9 (24.3)9 (23.1)3 (8.1)
 1000–250024 (26.1)20 (19.4)24 (26.1)18 (17.5)18 (46.2)13 (35.1)15 (38.5)3 (8.1)
 >25007 (7.6)8 (7.8)8 (8.7)7 (6.8)3 (7.7)2 (5.4)3 (7.7)0(0)
 Total 921039210339373937
Dialysate calcium (mEq/L)
 2.0–2.4912 (12.9)13 (12.5)24 (25.8)32 (30.8)3 (7.7)1 (2.7)0 (0)2 (5.4)
 2.50–2.9973 (78.5)80 (76.9)62 (66.7)59 (56.7)26 (66.7)26 (70.3)27 (69.2)7 (18.9)
 3.0–3.497 (7.5)6 (5.8)5 (5.4)7 (6.7)10 (25.6)10 (27.0)12 (30.8)23 (62.2)
 ≥3.501 (1.1)5 (4.8)2 (2.2)6 (5.8)0 (0)0 (0)0 (0)5 (13.5)
 Total 931049310439373937
Activated vitamin D derivative dose (μg/wk)
 019 (23.2)21 (21.9)18 (22.0)19 (19.8)29 (73.4)21 (58.3)36 (92.3)33 (91.7)
 >0–2.994 (4.9)5 (5.2)3 (3.7)4 (4.2)0 (0)1 (2.8)1 (2.6)1 (2.8)
 3.0–5.9910 (12.2)6 (6.3)8 (9.8)6 (6.2)2 (5.1)2 (5.6)0 (0)1 (2.8)
 6.0–11.9917 (20.7)29 (30.2)16 (19.5)14 (14.6)5 (12.8)3 (8.3)2 (5.1)0 (0)
 12.0–23.9922 (26.8)26 (27.1)28 (34.1)33 (34.4)2 (5.1)8 (22.2)0 (0)1 (2.8)
 ≥24.010 (12.2)9 (9.4)9 (11.0)20 (20.8)1 (2.6)1 (2.8)0 (0)0 (0)
 Total8296829639363936
  • a Prescribed elemental calcium dose with calcium-containing phosphorus binders.