Table 4 Type of dialyzer membrane used in hemodialysis patients with and without chronic itch (n = 848)
Dialyzer membrane | Total number of used dialyzer membrane | Chronic itch according to dialyzer membrane, relative frequency (n) | |
|---|---|---|---|
Yes (12-month prevalence) | No | ||
polysulfone, % (n) | 63.3 (544) | 25.4 (138) | 74.6 (406) |
polyethersulfone, % (n) | 9.9 (85) | 24.7 (21) | 75.3 (64) |
polyarylethersulfone, % (n) | 24.5 (211) | 33.6 (71)* | 66.4 (140) |
polyacrylonitrile, % (n) | 0.1 (1) | - | 100.0 (1) |
polyester polymer, % (n) | - | - | |
polymethylmethacrylate, % (n) | 0.8 (7) | 28.6 (2) | 71.4 (5) |
12-month prevalence | 25.2 (215) | ||