Characteristic | Cases | Controls | P-value |
---|---|---|---|
Female patients – n (%) | 11 (44.0) | 11 (45.8) | 0.897 |
Age - mean years (SD) | 53.68 (12.77) | 55.42 (10.64) | 0.7564 |
Hemodialysis vintage - n (%) | Â | Â | 0.639 |
  < 1 year | 4 (16.0) | 5 (20.8) |  |
 1–5 years | 15 (60.0) | 10 (41.7) |  |
  > 5–10 years | 4 (16.0) | 6 (25.0) |  |
  > 10 years | 2 (8.0) | 3 (12.5) |  |
Ethnicity - n (%) | Â | Â | 0.972 |
 African-American | 24 (96.0) | 23 (95.8) |  |
 Caucasian | 1 (4.0) | 1 (4.2) |  |
Comorbidities - n (%) | |||
 Diabetes | 8 (36.0) | 8 (33.3) | 0.844 |
 Hypertension | 18 (72.0) | 24 (100.0) | 0.008 |
 Coronary artery disease | 7 (28.0) | 5 (20.1) | 0.523 |
 Congestive heart failure | 7 (28.0) | 8 (33.3) | 0.690 |
 Charlson Comorbidity Index - median (IQR)b | 6 (4–8) | 5 (3.5–7) | 0.23 |
Degree of mobility - n (%) | |||
 Fully mobile without assistance | 8 (32) | 20 (83) | < 0.001 |
 Reliant on cane | 11 (44) | 3 (12.5) | 0.015 |
 Reliant on walker | 8 (32) | 1 (4.2) | 0.012 |
 Reliant on wheelchair | 2 (8) | 0 (0) | 0.157 |
 Health limitation score (KD-QOL) median (IQR)a,b | 35 (10–85) | 60 (45–95) | 0.02 |
Degree of bodily pain in preceding weeks - n (%) |  |  | < 0.001 |
 None | 3 (12) | 10 (41.7) |  |
 Very mild/mild | 3 (12) | 11 (45.8) |  |
 Moderate | 3 (12) | 1 (4.2) |  |
 Severe/very severe | 16 (64) | 2 (8.3) |  |
PHQ-9 Depression score - n (%) | Â | Â | 0.016 |
 None | 7 (28) | 17 (70.8) |  |
 Mild | 7 (28) | 5 (20.8) |  |
 Moderate | 4 (16) | 2 (8.3) |  |
 Moderately Severe | 5 (20) | 0 (0) |  |
 Severe | 2 (8) | 0 (0) |  |
Alcohol and substance use | |||
 Ever use illicit drugs | 12 (48) | 7 (29.2) | 0.176 |
 Ever use alcohol | 14 (56) | 7 (29.2) | 0.06 |
 In methadone/suboxone program | 3 (12) | 0 (0) | 0.08 |
 Currently use alcohol | 1 (4) | 2 (8.3) | 0.527 |
 Currently use illicit drugs | 5 (20.8) | 1 (4.2) | 0.081 |