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Table 4 Urine biochemistry values of the participants

From: Metabolic responses to high protein diet in Korean elite bodybuilders with high-intensity resistance exercise

Variables Reference Value Mean ± SD Range
Urine volume (ml/d) - 1,775.0 ± 489.2 1,100 - 2,500
Urine pH 4.8 - 7.5 6.3 ± 0.4 6.0 - 7.0
Osm. (m.osm/kg) 300 - 900 810.8 ± 162.8 519.0 - 1074.0
UUN (g/d) 6.5 - 13.0 24.7 ± 9.5 12.1 - 43.2
Creatinine (g/d) 1.0 - 1.5 2.3 ± 0.7 1.4 - 3.4
Ca (g/d) 0.1 - 0.3 0.3 ± 0.1 0.1 - 0.5
P (g/d) 0.4 - 1.3 1.3 ± 0.4 0.7 - 1.8
Na (mmol/d) 40 - 220 91.8 ± 53.9 28.0 - 199.0
K (mmol/d) 25 - 120 72.9 ± 33.7 25.0 - 134.0
  1. UUN: Urine urea nitrogen; Osm.: Osmolality