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Table 1 Patient characteristics

From: Extranodal natural killer/T-cell lymphoma involving the gastrointestinal tract: analysis of clinical features and outcomes from the Asia Lymphoma study group

Characteristics

 

Number (%)

Sex

Male

56 (69)

 

Female

25 (31)

Age (years)

≤ 60

67 (83)

 

> 60

14 (17)

Performance status

ECOG 0/1

54 (67)

 

ECOG ≥ 2

25 (31)

 

Missing

2 (2)

Extranodal involvement

< 2

29 (36)

 

≥ 2

52 (64)

Serum LDH

Normal

38 (47)

 

Increased

40 (49)

 

Missing

3 (4)

Ann Arbor stage

I/II

18 (22)/11 (13)

 

III/IV

7 (9)/45 (56)

B symptoms

Absence

30 (37)

 

Presence

51 (63)

Bone marrow invasion

Absent

68 (84)

 

Present

7 (9)

 

Not evaluated

6 (7)

NK Prognostic Index

Group 1/2

3 (4)/12 (15)

 

Group 3/4

21 (26)/42 (52)

 

Missing

3 (4)

International Prognostic Index

Low/Low-intermediate

22 (27)/19 (24)

 

High-intermediate/High

26 (32)/11 (13)

 

Missing

3 (4)

Clinical presentation

GI manifestation

55 (68)

 

Non-GI manifestation

26 (32)

Nasal involvement

Absence

63 (78)

 

Presence

18 (22)