Table 1.

Demographics and other participant data

Gender (male/female)	9/1
Mean age (years ± SD)	56.6 ± 10.1
Ethnicity (White/Black/Asian/Hispanic/>1 or other)	1/2/2/4/1
Dialysis shift (MWF/TTS)∗	5/5
Time on HD (mean years ± SD)	7.4 ± 7.7
Length of HD session (mean hours ± SD)	3.6 ± 0.4
Heparin with HD (yes/no/unknown)	6/3/1
Cause of ESRD (DM, HTN, DM, and HTN, unknown)∗∗	4,4, 1, 1
Urine production (yes/no)	6/4
Diagnosis of HTN (yes/no)	9/1
DM type II (yes/no)	4/6
Coronary artery disease (yes/no)	2/8
Diet (nonrestricted/low sodium and/or low potassium)	6/4
In the past month, have you experienced a change in bowel habits? (yes/no)	2/8

DM, diabetes mellitus; HD, hemodialysis; HTN, hypertension; MWF, Monday, Wednesday, Friday; TTS, Tuesday, Thursday, Saturday.

^∗MWF: Monday, Wednesday, Friday. TTS: Tuesday, Thursday, Saturday,

^∗∗DM: Diabetes Mellitus, HTN: Hypertension