Table 4.

Comparison of average hospital costs per day for hemodialysis patients cared for by nephrologists (n = 114) and internists (n = 105)a

VariableNephrology (Total n = 114)Internal Medicine (Total n = 105)P Value
aResults are given as mean, median (first and third data quartile).
bRoutine costs include costs from the floor where the patient is physically located.
Overall cost per day$1,302, $1,228 ($1,013 to 1,534)$1,262, $1,155 ($954 to 1,486)0.446
Diagnostic tests$177, $102 ($34 to 235)$116, $73 ($19 to 168)0.033
Dialysis$196, $150 ($129 to 222)$183, $144 ($107 to 199)0.400
Laboratory$166, $132 ($89 to 202)$180, $132 ($81 to 220)0.900
Routine costsb$394, $453 ($340 to 453)$411, $453 ($367 to 468)0.030
Respiratory therapy$15, $4 ($0 to 15)$11, $6 ($0 to 19)0.461
Pharmacy$112, $106 ($81 to 142)$131, $113 ($89 to 161)0.076
Procedures$18, $0 ($0 to 8)$10, $0 ($0 to 0)0.506
Supplies$32, $12 ($6 to 30)$21, $11 ($5 to 26)0.525