Table 1 Patient demographics and clinical characteristics

Age (years)

Median [LQ; UQ]

54 [40; 64]

(Mean ± SD)

(53 ± 16)

Range

18–86

Duration of hemodialysis (months)

Median [LQ; UQ]

18 [10; 38]

(Mean ± SD)

(36 ± 43)

Range

1.8–245.5

Frequency of hemodialysis treatments (days)

Median [LQ; UQ]

195 [87; 441]

(Mean ± SD)

(391 ± 489)

Range

7–2946

Patients reusing dialyzer % (n/N)

98 (111/113)

Patients previously having blood transfusion % (n/N)

65 (73/113)

Patients having different hemodialysis unit visits % (n/N)

99 (112/113)