Demographic/clinical characteristics by cases and controls
. | Cases (n = 253) . | Controls (n = 270) . | P . | |||
---|---|---|---|---|---|---|
Age (y) | ||||||
Mean (range) | 47.9 (16-83) | 49.0 (20-82) | NS | |||
<50 | 137 (54%) | 128 (47%) | ||||
≥50 | 116 (46%) | 142 (53%) | NS | |||
Sex | ||||||
Female | 121 (48%) | 126 (47%) | ||||
Male | 132 (52%) | 144 (53%) | NS | |||
Ethnicity | ||||||
White | 208 (82%) | 225 (83%) | ||||
Hispanic | 26 (10%) | 24 (9%) | ||||
African American | 17 (7%) | 17 (6%) | ||||
Others | 2 (1%) | 4 (2%) | NS | |||
Education | ||||||
<High school | 11 (4%) | 14 (5%) | ||||
High school/some college | 128 (51%) | 106 (39%) | ||||
Bachelor/graduate | 113 (45%) | 134 (50%) | NS | |||
Family history of hematopoietic cancer* | ||||||
No | 232 (92%) | 259 (96%) | 0.03 | |||
Yes | 21 (8%) | 10 (4%) | ||||
Smoking | ||||||
Never | 150 (59%) | 146 (54%) | ||||
Ever | 103 (41%) | 124 (46%) | 0.23 | |||
Mean pack-years | 18.0 | 17.1 | 0.69 | |||
Alcohol | ||||||
Never | 112 (44%) | 108 (40%) | ||||
Ever | 141 (56%) | 162 (60%) | 0.32 | |||
Solvent exposure | ||||||
None | 137 (54%) | 160 (61%) | ||||
Low/medium | 87 (35%) | 80 (30%) | ||||
High | 28 (11%) | 24 (9%) | 0.35 | |||
Agrochemical exposure | ||||||
None | 225 (89%) | 257 (97%) | ||||
Low/medium | 15 (6%) | 4 (2%) | ||||
High | 12 (5%) | 3 (1%) | 0.001 | |||
Ionizing radiation exposure | ||||||
No | 190 (75%) | 210 (81%) | ||||
Yes | 62 (25%) | 54 (19%) | 0.26 |
. | Cases (n = 253) . | Controls (n = 270) . | P . | |||
---|---|---|---|---|---|---|
Age (y) | ||||||
Mean (range) | 47.9 (16-83) | 49.0 (20-82) | NS | |||
<50 | 137 (54%) | 128 (47%) | ||||
≥50 | 116 (46%) | 142 (53%) | NS | |||
Sex | ||||||
Female | 121 (48%) | 126 (47%) | ||||
Male | 132 (52%) | 144 (53%) | NS | |||
Ethnicity | ||||||
White | 208 (82%) | 225 (83%) | ||||
Hispanic | 26 (10%) | 24 (9%) | ||||
African American | 17 (7%) | 17 (6%) | ||||
Others | 2 (1%) | 4 (2%) | NS | |||
Education | ||||||
<High school | 11 (4%) | 14 (5%) | ||||
High school/some college | 128 (51%) | 106 (39%) | ||||
Bachelor/graduate | 113 (45%) | 134 (50%) | NS | |||
Family history of hematopoietic cancer* | ||||||
No | 232 (92%) | 259 (96%) | 0.03 | |||
Yes | 21 (8%) | 10 (4%) | ||||
Smoking | ||||||
Never | 150 (59%) | 146 (54%) | ||||
Ever | 103 (41%) | 124 (46%) | 0.23 | |||
Mean pack-years | 18.0 | 17.1 | 0.69 | |||
Alcohol | ||||||
Never | 112 (44%) | 108 (40%) | ||||
Ever | 141 (56%) | 162 (60%) | 0.32 | |||
Solvent exposure | ||||||
None | 137 (54%) | 160 (61%) | ||||
Low/medium | 87 (35%) | 80 (30%) | ||||
High | 28 (11%) | 24 (9%) | 0.35 | |||
Agrochemical exposure | ||||||
None | 225 (89%) | 257 (97%) | ||||
Low/medium | 15 (6%) | 4 (2%) | ||||
High | 12 (5%) | 3 (1%) | 0.001 | |||
Ionizing radiation exposure | ||||||
No | 190 (75%) | 210 (81%) | ||||
Yes | 62 (25%) | 54 (19%) | 0.26 |
NOTE: Data missing for some participants due to incomplete information.
Abbreviation: NS, not significant.
Hodgkin's disease, non-Hodgkin's lymphoma, multiple myeloma, or leukemia in first-degree relatives.