Table 2.

Clinical characteristics by dialysis modality

CharacteristicaPD, n=129HD, n=122Multiplicity–Adjusted P Value
Median frailty score (IQR)5 (4–5)4 (3–5)0.17
 Score ≥5 (mild to severe frailty)51.942.60.32
Comorbidities, % of n
 Malignancy10.921.3>0.99
 Ischemic heart disease26.638.50.15
 Peripheral vascular disease54.245.80.79
 Left ventricular dysfunction23.418.00.54
 Systemic collagenous vascular disorders5.56.6>0.99
 Previous stroke14.08.20.15
 Visual impairment5.73.10.31
 Arthritis17.117.2>0.99
Median Stoke–Davies comorbidity score (IQR)2 (1–3)2 (1–3)0.66
Cognitive function, % of na
 TMT-B time >300 s (HD=47; PD=48)a54.227.70.37
 MMSE<24 (HD=43; PD=40)a2.37.50.62
Hospital admissions in last 3 mo
 Patients admitted, % of n49.242.90.31
 Dialysis related, % of all admissions55.523.10.14
Falls in preceding 6 mo
 Patients affected, % of n34.132.00.72
 Fracture, % of patients who fell18.49.50.25
  • aPD, assisted peritoneal dialysis; HD, hemodialysis; IQR, interquartile range; TMT-B, Trail-Making Test B; PD, peritoneal dialysis; MMSE, Mini Mental State Examination.

  • a The Frail and Elderly Patient Outcomes on Dialysis Study subset with complete data.