Table 3.

Categories of 3-mo averaged serum K and 3-yr death rates in 74,219 MHD patients

K Range (mEq/L)Group Size (% Total)aAll-Cause Death (% in 3 Yr)bCardiovascular Death (% in 3 Yr)b
<4.0c6617 (9)2022 (31)730 (11)
4.0 to <4.38344 (11)2354 (28)870 (10)
4.3 to <4.611,917 (16)3496 (29)1323 (11)
4.6 to <5.018,282 (25)5187 (28)2022 (11)
5.0 to <5.311,621 (16)3531 (30)1475 (13)
5.3 to <5.68376 (11)2593 (31)1054 (13)
5.6 to <6.06082 (8)1973 (32)795 (13)
6.0 to <6.31900 (3)625 (33)266 (14)
6.3 to <6.6721 (1)238 (33)92 (13)
≥6.6359 (0.5)116 (32)52 (14)
  • a Values in parentheses represent the proportion of the MHD patients in each K category.

  • b Values in parentheses represent the crude death rate in the indicated group during the 3 yr of observation.

  • c Reference group.