Table 1 Characteristics of multiple myeloma randomized clinical trials that reported +1q.

From: Alterations in chromosome 1q in multiple myeloma randomized clinical trials: a systematic review

Study Characteristics

No. of studies reporting +1q (%)

No. of studies not reporting +1q (%)

Frontline or consolidation/maintenance

20 (71)

60 (63)

Relapsed/refractory

8 (29)

36 (37)

Multinational

12 (43)

53 (55)

Limited to a single country except the US

12 (43)

25 (26)

Limited to the US

4 (14)

18 (19)

Year 2012–2015

4 (14)

37 (39)

Year 2016–2019

11 (38)

49 (51)

Year 2020–2022

14 (48)

10 (10)