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Table 2 PMBCL first line therapy

From: Addition of rituximab to CHOP-like chemotherapy in first line treatment of primary mediastinal B-cell lymphoma

 

Overall cohort

Rituximab treatment

No Rituximab treatment

Patient number, N (%)

80 (100)

45 (56)

35 (44)

Induction chemotherapy regimens, N (%)a

 6xR-CHOP

21 (27)

21 (47)

/

 6xR-CHOEP

23 (29)

23 (51)

/

 3xR-CHOP/3xR-CHOEP

1 (1)

1 (2)

/

 CHOP, median 5 (range 1–8)

13 (16)

/

13 (38)

 CHOEP, median 6 (range 3–7)

13 (16)

/

13 (38)

 Mega-CHOEP, median 4 (range 1–5)

8 (10)

/

8 (24)

Response to induction chemotherapy, N (%)

 CR

17 (21)

6 (13)

13 (37)

 PR

60 (75)

39 (87)

19 (54)

 PD

3 (4)

0 (0)

3 (9)

Consolidation HD and ABSCT, N (%) upon:

 Mega-CHOEP

6 (8)

0 (0)

6 (17)

 HD-BEAM

18 (23)

7 (16)

11 (31)

 Overall

24 (30)

7 (16)

17 (49)

Radiation therapy, N (%)

70 (88)

41 (91)

29 (83)

Overall response after fist line therapy, N (%)b

 CR

32 (41)

15 (34)

17 (49)

 PR

43 (54)

28 (64)

15 (43)

 PD

4 (5)

1 (2)

3 (9)

Rituximab maintenance therapy, N (%)

25 (31)

24 (53)

1 (3)

  1. aThe induction chemotherapy regimen was not available in 1 patient in non-rituximab treatment group. bFirst line therapy includes induction chemotherapy, and when appropriate in first line high dose (HD) chemotherapy and ABSCT and radiation therapy. Response after fist line therapy was not available in 1 patient in the rituximab treatment group. ABSCT, autologous blood stem cell transplantation; BEAM, carmustine, etoposide, cytarabine, melphalan; CR, complete remission; HD, high dose; PD, progressive disease; PR, partial remission; (R)-CHO(E)P, (rituximab), cyclophosphamide, hydroxydaunorubicin, vincristine, (etoposide), prednisone