Table 1.

Pre-CART baseline characteristics and post-CART outcomes

Bridging RTTotal (N = 150)P value
No (n = 102)Yes (n = 48)
Pre-CART baseline characteristics 
Age, median (range), y 56 (18-82) 60 (19-84) 57 (18-84) .324 
Sex     
30 (29.4%) 22 (45.8%) 52 (34.7%) .049 
72 (70.6%) 26 (54.2%) 98 (65.3%)  
Histology     
DLBCL 79 (77.5%) 30 (62.5%) 109 (72.7%) .15 
FL 8 (7.8%) 3 (6.3%) 11 (7.3%)  
GZL 2 (2%) 0 (0%) 2 (1.3%)  
HGBCL 8 (7.8%) 9 (18.8%) 17 (11.3%)  
MCL 3 (2.9%) 4 (8.3%) 7 (4.7%)  
PMBCL 2 (2%) 2 (4.2%) 4 (2.7%)  
CART product     
Axicabtagene ciloleucel 92 (90.2%) 39 (81.3%) 131 (87.3%) .62 
Tisagenlecleucel 5 (4.9%) 3 (6.2%) 8 (5.3%)  
Brexucabtagene autoleucel 3 (2.9%) 4 (8.3%) 7 (4.7%)  
Lisocabtagene maraleucel 2 (2.0%) 2 (4.2%) 4 (2.7%)  
No. of previous lines of therapy, median (range) 2 (1-7) 2 (1-4) 2 (1-7) .684 
Maximum tumor size, median (range), cm 5.1 (0.9-22.4) 6.85 (1.7-21) 6 (0.9-22.4) .181 
Highest SUVmax, median (range) 14.95 (2.7-44.1) 17.45 (5-43.2) 15.4 (2.7-44.1) .324 
No. of disease sites pre-CART, median (range) 2 (1-4) 2 (1-4) 2 (1-4) .593 
Extranodal involvement     
No 73 (71.6%) 24 (50%) 97 (64.7%) .01 
Yes 29 (28.4%) 24 (50%) 53 (35.3%)  
LDH level before leukapheresis, median (range) 233 (96-1179) 248 (144-892) 239 (96-1179) .72 
LDH level pre-CART, median (range) 230 (10.2-1631) 211 (144-1831) 221 (10.2-1831) .445 
CRP level before leukapheresis, median (range) 5 (3-279.7) 10.15 (3-114) 7.5 (3-279.7) .028 
CRP level pre-CART, median (range) 16.1 (2.8-337.6) 10.6 (3-191.7) 14.5 (2.8-337.6) .22 
Ferritin level before leukapheresis, median (range) 247 (19-2577) 290 (6-3710) 261 (6-3710) .65 
Ferritin level pre-CART, median (range) 339.5 (4.8-7357) 284.5 (34-3653) 333.5 (4.8-7357) .6 
Bridging systemic therapy     
No 66 (64.7%) 43 (89.6%) 109 (72.7%) .001 
Yes 36 (35.3%) 5 (10.4%) 41 (27.3%)  
Post-CART outcomes 
CRS max grade 2+ 41 (40.2%) 20 (41.7%) 61 (40.7%) .864 
ICANS max grade 2+ 35 (34.3%) 10 (20.8%) 45 (30%) .093 
Objective response 80 (78.4%) 44 (91.7%) 124 (82.7%) .046 
CR 55 (53.9%) 30 (62.5%) 85 (56.7%) .323 
Partial response 25 (24.5%) 14 (29.2%) 39 (26.0%) .544 
Sustained CR 34 (33%) 26 (54%) 60 (40%) .015 
Any progression/relapse 57 (55.9%) 16 (33.3%) 73 (48.7%) .01 
Local relapse involving pre-existing sites 47 (46.1%) 10 (20.8%) 57 (38.0%) .003 
Isolated local relapse in pre-existing sites only 25 (24.5%) 3 (6.3%) 28 (18.7%) .007 
Relapse/progression in both pre-existing and new sites 22 (21.5%) 7 (14.5%) 29 (19.3%) .312 
Isolated distant progression in new sites only 10 (9.8%) 6 (12.5%) 16 (10.7%) .618 
Bridging RTTotal (N = 150)P value
No (n = 102)Yes (n = 48)
Pre-CART baseline characteristics 
Age, median (range), y 56 (18-82) 60 (19-84) 57 (18-84) .324 
Sex     
30 (29.4%) 22 (45.8%) 52 (34.7%) .049 
72 (70.6%) 26 (54.2%) 98 (65.3%)  
Histology     
DLBCL 79 (77.5%) 30 (62.5%) 109 (72.7%) .15 
FL 8 (7.8%) 3 (6.3%) 11 (7.3%)  
GZL 2 (2%) 0 (0%) 2 (1.3%)  
HGBCL 8 (7.8%) 9 (18.8%) 17 (11.3%)  
MCL 3 (2.9%) 4 (8.3%) 7 (4.7%)  
PMBCL 2 (2%) 2 (4.2%) 4 (2.7%)  
CART product     
Axicabtagene ciloleucel 92 (90.2%) 39 (81.3%) 131 (87.3%) .62 
Tisagenlecleucel 5 (4.9%) 3 (6.2%) 8 (5.3%)  
Brexucabtagene autoleucel 3 (2.9%) 4 (8.3%) 7 (4.7%)  
Lisocabtagene maraleucel 2 (2.0%) 2 (4.2%) 4 (2.7%)  
No. of previous lines of therapy, median (range) 2 (1-7) 2 (1-4) 2 (1-7) .684 
Maximum tumor size, median (range), cm 5.1 (0.9-22.4) 6.85 (1.7-21) 6 (0.9-22.4) .181 
Highest SUVmax, median (range) 14.95 (2.7-44.1) 17.45 (5-43.2) 15.4 (2.7-44.1) .324 
No. of disease sites pre-CART, median (range) 2 (1-4) 2 (1-4) 2 (1-4) .593 
Extranodal involvement     
No 73 (71.6%) 24 (50%) 97 (64.7%) .01 
Yes 29 (28.4%) 24 (50%) 53 (35.3%)  
LDH level before leukapheresis, median (range) 233 (96-1179) 248 (144-892) 239 (96-1179) .72 
LDH level pre-CART, median (range) 230 (10.2-1631) 211 (144-1831) 221 (10.2-1831) .445 
CRP level before leukapheresis, median (range) 5 (3-279.7) 10.15 (3-114) 7.5 (3-279.7) .028 
CRP level pre-CART, median (range) 16.1 (2.8-337.6) 10.6 (3-191.7) 14.5 (2.8-337.6) .22 
Ferritin level before leukapheresis, median (range) 247 (19-2577) 290 (6-3710) 261 (6-3710) .65 
Ferritin level pre-CART, median (range) 339.5 (4.8-7357) 284.5 (34-3653) 333.5 (4.8-7357) .6 
Bridging systemic therapy     
No 66 (64.7%) 43 (89.6%) 109 (72.7%) .001 
Yes 36 (35.3%) 5 (10.4%) 41 (27.3%)  
Post-CART outcomes 
CRS max grade 2+ 41 (40.2%) 20 (41.7%) 61 (40.7%) .864 
ICANS max grade 2+ 35 (34.3%) 10 (20.8%) 45 (30%) .093 
Objective response 80 (78.4%) 44 (91.7%) 124 (82.7%) .046 
CR 55 (53.9%) 30 (62.5%) 85 (56.7%) .323 
Partial response 25 (24.5%) 14 (29.2%) 39 (26.0%) .544 
Sustained CR 34 (33%) 26 (54%) 60 (40%) .015 
Any progression/relapse 57 (55.9%) 16 (33.3%) 73 (48.7%) .01 
Local relapse involving pre-existing sites 47 (46.1%) 10 (20.8%) 57 (38.0%) .003 
Isolated local relapse in pre-existing sites only 25 (24.5%) 3 (6.3%) 28 (18.7%) .007 
Relapse/progression in both pre-existing and new sites 22 (21.5%) 7 (14.5%) 29 (19.3%) .312 
Isolated distant progression in new sites only 10 (9.8%) 6 (12.5%) 16 (10.7%) .618 

DLBCL, diffuse large B-cell lymphoma; F, female; FL, follicular lymphoma; GZL, gray zone lymphoma; HGBCL, high grade B-cell lymphoma; M, male; MCL, mantle cell lymphoma; PMBCL, primary mediastinal B-cell lymphoma; LDH, lactate dehydrogenase.

Boldface indicates statistical significance.

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