Table 1.

Summary of patient characteristics by servicea

VariableNephrology (Total n = 114)Internal Medicine (Total n = 105)P Value
aResults are given as n (%) or mean ± SD. ESRD, end-stage renal disease.
bThe P value is the probability that the distribution across all categories of race or cause of ESRD is the same between the two services.
cOther causes include interstitial disease, HIV, amyloidosis, multiple myeloma, sickle cell disease, and Alport's syndrome.
Gender
male50 (44)52 (50)0.401
female64 (56)53 (50)
Race
black71 (62)70 (67)0.823b
white36 (32)30 (29)
other7 (6)5 (4)
Mean age (yr)57 ± 1650 ± 160.005
Mean time on dialysis (mo)24 ± 3323 ± 340.888
No. starting dialysis within 90 d prior to admission43 (39)26 (28)0.085
No. with diabetes mellitus41 (41)44 (39)0.753
ESRD cause
hypertension42 (37)20 (19)0.001b
diabetes mellitus36 (32)30 (29)
glomerulonephritis15 (13)4 (4)
otherc8 (7)11 (10)
unknown13 (11)40 (38)