Table 1.

Characteristics of the participants in a case–control study of NHL, British Columbia, Canada, 2000–2004

Controls (n = 818)Cases (n = 749)
Characteristicn (%)n (%)
Sex
 Male435 (53.2)441 (58.9)
 Female383 (46.8)308 (41.1)
Age, y
 20–39114 (13.9)64 (8.5)
 40–49117 (14.3)86 (11.5)
 50–59172 (21.0)182 (24.3)
 60–69211 (25.8)198 (26.4)
 70+204 (24.9)219 (29.2)
Residential location
 Greater Vancouver Regional District634 (77.5)615 (82.1)
 Capital Region District184 (22.5)134 (17.9)
Ethnicity
 White645 (78.9)612 (81.7)
 Asian93 (11.4)75 (10.0)
 South Asian43 (5.3)27 (3.6)
 Other/mixed37 (4.5)35 (4.7)
Education
 Did not complete high school111 (13.7)140 (18.8)
 High school only191 (23.6)189 (25.4)
 Vocational qualification188 (23.2)145 (19.5)
 Some university74 (9.1)58 (7.8)
 Undergraduate university degree154 (19.0)126 (16.9)
 Postgraduate university degree91 (11.2)87 (11.7)
Autoimmune disorder
 No707 (86.7)612 (81.8)
 Yes109 (13.4)136 (18.2)