Table 4 Serious adverse events for the groups either receiving or not receiving plasma exchange (PEX) as part of disease induction. Data are given as number of patients (%)

All severe adverse events

Number of adverse events

21

15

0.04

Number (%) of patients

15 (33)

12 (21)

0.26

Serious infections, number of events

10

7

0.29

Chest

6

5

0.53

Urine

2

2

1

Pneumocystis jirovecii pneumonia

2

0

0.19

Other hospitalizations, number of events

4

5

1

Fractures

2

2

1

Cardiovascular

2

3

1

Malignancy

2

0

0.19

Death

5

3

0.46