Table 2.

Response to treatment (N = 34)

ResponseN (%)
Therapy cycles delivered within trial  
 Median 4.5 
 Range 1-6 
Best response ≥PR 22 (65) 
 90% CI, % 49-76 
Best response categories*  
 VGPR 5 (15) 
 PR 17 (50) 
 MR 3 (9) 
 SD 4 (12) 
 VGPR + PR + MR 25 (74) 
Best response ≥PR per subgroup  
 Poor-risk cytogenetics (n = 13) 10 (77) 
 <5 prior therapies (n = 15) 10 (67) 
 ≥5 prior therapies (n = 19) 12 (63) 
 BTZ-LEN double refractory (n = 27) 19 (70) 
 BTZ-POM double refractory (n = 15) 9 (60) 
 BTZ-LEN-POM triple refractory (n = 13) 8 (62) 
Time to new antimyeloma therapy or death resulting from any cause, w  
 Median 16 
 95% CI 13-24 
ResponseN (%)
Therapy cycles delivered within trial  
 Median 4.5 
 Range 1-6 
Best response ≥PR 22 (65) 
 90% CI, % 49-76 
Best response categories*  
 VGPR 5 (15) 
 PR 17 (50) 
 MR 3 (9) 
 SD 4 (12) 
 VGPR + PR + MR 25 (74) 
Best response ≥PR per subgroup  
 Poor-risk cytogenetics (n = 13) 10 (77) 
 <5 prior therapies (n = 15) 10 (67) 
 ≥5 prior therapies (n = 19) 12 (63) 
 BTZ-LEN double refractory (n = 27) 19 (70) 
 BTZ-POM double refractory (n = 15) 9 (60) 
 BTZ-LEN-POM triple refractory (n = 13) 8 (62) 
Time to new antimyeloma therapy or death resulting from any cause, w  
 Median 16 
 95% CI 13-24 

BTZ, bortezomib; LEN, lenalidomide; MR, minimal response; POM, pomalidomide; SD, stable disease; VG, very good.

*

Objective response was assessed at the start of each cycle and confirmed by a central committee, using IMWG criteria.12 

Presence of t(4;14), t(14;16), or del(17p) at any time.

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