Table 5.

Baseline laboratory data of study participants

Laboratory ValueAll Patients (n)Patients in United States (n)Patients in India (n)P Value
BUN, (mg/dL)59.7±17.8 (59)58.6±15.8 (40)62.2±21.8 (19)0.47
Creatinine, mg/dl10.0±3.4 (59)10.9±3.5 (40)8.3±2.4 (19)0.01
Sodium, mEq/L137.0±4.5 (59)138.4±3.9 (40)134.1±4.4 (19)<0.001
Potassium, mEq/L5.0±1.0 (58)4.8±0.7 (40)5.4±1.3 (18)0.07
Calcium, mg/dl8.7±0.8 (59)8.8±0.8 (40)8.4±0.8 (19)0.08
Bicarbonate, mEq/L22.2±3.7 (59)23.8±2.9 (40)18.8±2.9 (19)<0.001
Magnesium, mg/dl2.4±0.5 (59)2.2±0.3 (40)2.8±0.6 (19)0.001
Phosphorous, mg/dl5.5±2.0 (59)5.7±2.1 (40)5.0±1.9 (19)0.19
Hemoglobin, g/dla10.6±1.2 (56)10.8±1.0 (38)10.2±1.5 (18)0.12
Serum albumin, g/dl3.94±0.33 (57)4.03±0.26 (40)3.75±0.39 (19)0.01
Parathyroid hormone, pg/ml473.7±371.9473.7±371.9NANA
spKT/V1.5±0.4 (59)1.5±0.3 (40)1.4±0.6 (19)0.44
  • Values expressed are mean±SD. Categorical P value is based on a two-sided Fisher exact test. Continuous P value is based on an unpaired t test. spKT/V, single pool Kt/V; NA, not available.

  • a Patients in the United States with hemoglobin <10 g/dl on two consecutive local laboratory draws were excluded. Data presented are from baseline hemoglobin measure at the core laboratory at first postimplant session.