Table 1.

Baseline patient characteristics (N = 29)

VariableValue
Total 29 (100) 
Median age (range), y 57 (22-76) 
Histology  
 DLBCL 12 (41) 
 PMBCL 5 (17) 
 TCR-BCL 2 (7) 
 Transformed indolent NHL 6 (21) 
Relapsed after first-line therapy 21 (72) 
 Relapse <12 mo (n = 21) 11 (52) 
Primary refractory to first-line therapy 8 (28) 
Baseline at relapse  
 Median IPI (range) 2 (1-3) 
 Median saaIPI (range) 1 (0-2) 
Median previous lines of therapy 
Salvage regimens before ASCT  
 R-ICE 24 (84) 
 R-GDP 2 (7) 
 DA-EPOCH-R 1 (3) 
 R-HIDAC 1 (3) 
 R-DHAP 1 (3) 
Conditioning regimen  
 BEAM 27 (93) 
 TBC 2 (7) 
Median time (range) from ASCT to first dose of pembrolizumab, d 34 (28-57) 
Disease status before ASCT  
 Partial remission 11 (38) 
 CR 18 (62) 
Disease status at study entry (post-ASCT)  
 Partial remission 4 (14) 
 CR 25 (86) 
VariableValue
Total 29 (100) 
Median age (range), y 57 (22-76) 
Histology  
 DLBCL 12 (41) 
 PMBCL 5 (17) 
 TCR-BCL 2 (7) 
 Transformed indolent NHL 6 (21) 
Relapsed after first-line therapy 21 (72) 
 Relapse <12 mo (n = 21) 11 (52) 
Primary refractory to first-line therapy 8 (28) 
Baseline at relapse  
 Median IPI (range) 2 (1-3) 
 Median saaIPI (range) 1 (0-2) 
Median previous lines of therapy 
Salvage regimens before ASCT  
 R-ICE 24 (84) 
 R-GDP 2 (7) 
 DA-EPOCH-R 1 (3) 
 R-HIDAC 1 (3) 
 R-DHAP 1 (3) 
Conditioning regimen  
 BEAM 27 (93) 
 TBC 2 (7) 
Median time (range) from ASCT to first dose of pembrolizumab, d 34 (28-57) 
Disease status before ASCT  
 Partial remission 11 (38) 
 CR 18 (62) 
Disease status at study entry (post-ASCT)  
 Partial remission 4 (14) 
 CR 25 (86) 

Values are n (%) unless otherwise noted.

BEAM, carmustine, etoposide, cytarabine, melphalan; DA-EPOCH, dose-adjusted, etoposide, prednisone, vincristine, cyclophosphamide, hydroxydaunorubicin; DHAP, dexamethasone, high-dose cytarabine, cisplatin; GDP, gemcitabine, dexamethasone, cisplatin; HIDAC, high-dose cytarabine; ICE, ifosfamide, carboplatin, etoposide; IPI, International Prognostic Index; NHL, non-Hodgkin lymphoma; R, rituximab; saaIPI, second-line age-adjusted International Prognostic Index; TBC, thiotepa, busulfan, cyclophosphamide; TCR-BCL, T-cell–rich B-cell lymphoma.