*Indicates proportion of facilities prescribing a uniform dialysate K to ≥90% of patients. N=17,815 patients. Country abbreviations: A/NZ=Australia and New Zealand, Bel=Belgium, Can=Canada, Chi=China, Fra=France, GCC=Gulf Cooperation Council (Bahrain, Kuwait, Oman, Qatar, Saudi Arabia, United Arab Emirates), Ger=Germany, Ita=Italy, Jpn=Japan, Rus=Russia, Spa=Spain, Swe=Sweden, Tur=Turkey, UK=United Kingdom, US=United States. In the DK 3.0–4.0 group, 89% of patients had DK=3.0 mEq/L; in the DK 2.0–2.5 group, 98% of patients had DK=2.0 mEq/L; the DK 1.0–1.5 group was primarily concentrated in Spain, where 98% of patients prescribed DK 1.0–1.5 had DK=1.5 mEq/L; elsewhere, 75% of patients in the 1.0–1.5 group had DK 1.0 mEq/L.