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Table 5 Concomitant use of drugs increasing serum potassium level (angiotensin-converting enzyme inhibitors + angiotensin II receptor blockers + aldosterone antagonists + potassium-sparing diuretics + potassium-containing agents)

From: Use of renal risk drugs in a nation-wide Polish older adult population: an analysis of PolSenior database

No. of drugs Total population (n = 4514) CC sMDRD
<  60 ml/min (n = 1734) ≥ 60 ml/min (n = 2780) <  60 ml/min/1.73m2 (n = 855) ≥ 60 ml/min/1.73m2 (n = 3659)
1 drug; n (%) of patients 1621 (35.91) 669 (38.58) 952 (34.24) 391 (45.73) 1230 (33.62)
2 drugs; n (%) of patients 506 (11.21) 258 (14.88) 248 (8.92) 180 (21.05) 326 (8.91)
3 drugs; n (%) of patients 105 (2.33) 54 (3.11) 51 (1.83) 30 (3.51) 75 (2.05)
4 drugs; n (%) of patients 4 (0.09) 1 (0.06) 3 (0.11) 1 (0.12) 3 (0.08)
  1. sMDRD = short Modification of Diet in Renal Disease study equation; CC Creatinine clearance calculated with Cockcroft-Gault formula