Table 1.

Patient variables in the PBD and non-PBD groups

	PBD	Non-PBD	Significance
Patients	35	47
Median age (yr)	65 (23-84)	62 (38-84)	0.91
Sex ratio (M/F)	14/21	26/21	0.28
Mean serum bilirubin	112.4 ± 116.1	91.6 ± 110.2	0.39
Mean hemoglobin	11.8 ± 1.5	10.9 ± 1.6	0.03
Diabetes mellitus	7	12	0.66
Mean albumin	30.5 ± 5.7	31.1 ± 6.2	0.77