World Journal of Oncology, ISSN 1920-4531 print, 1920-454X online, Open Access
Article copyright, the authors; Journal compilation copyright, World J Oncol and Elmer Press Inc
Journal website https://www.wjon.org

Original Article

Volume 12, Number 1, February 2021, pages 28-33


Epidemiology and Clinical Characteristics of Non-Hodgkin Lymphoma in Mexico

Figure

Figure 1.
Figure 1. Overall survival curves by cell type, B-cell non-Hodgkin lymphoma and T-cell non-Hodgkin lymphoma.

Tables

Table 1. Clinical Characteristics and Disease Stage Classification
 
Total (n = 609)Type B (n = 545)Type T (n = 64)P
Age is reported as a median, with 25th and 75th percentiles. Age differences were conducted by median comparison with Mann-Whitney U. For the other variables, a Chi-squared test was conducted. ECOG: Eastern Cooperative Oncology Group; IPI: International Prognostic Index; NS: not significant.
Age (years)59 (48 - 70)61 (50 - 70)50 (39 - 63)< 0.05
Gender (female/male) (%)50.2/49.847.9/52.165.6/34.4< 0.05
Ann Arbor (%)
  I - II45.644.951.6NS
  III - IV54.455.148.4
ECOG (%)
  0 - 294.79592.3NS
  ≥ 35.357.7
Symptoms B (%)23.323.521.9NS
Bulky (%)27.128.614.1< 0.05
IPI
  Low32.931.541.6NS
  Intermediate low21.221.916.7
  Intermediate high16.116.911.7
  High29.829.830

 

Table 2. Pathological Classification of Non-Hodgkin Lymphoma by Cell Type and Percentage
 
MALT: mucosa-associated lymphoid tissue; NK: natural killer.
Type B (n = 545)
  Diffuse large cell lymphoma63.9
  Follicular18
  Small lymphocytes4.2
  Mantle cell3.9
  MALT3.1
  Lymphoblastic1.7
  Marginal zone1.1
  Burkitt0.9
  Others3.2
Type T (n = 64)
  T/NK50
  Mycosis fungoides10.9
  T peripheral6.3
  Anaplastic3.1
  Lymphoblastic3.1
  Unspecified T16.6
  Others10