Table 1.
Study acronym |
Location (reference) |
Year | Age (years) |
Matching variables |
Cases | Controls | |||
---|---|---|---|---|---|---|---|---|---|
n | Rate1 (%) |
n | Rate1 (%) |
Source | |||||
Aviano-N (18) | Aviano; Napoli, Italy | 1999– 2002 |
18–84 | None | 225 | 97 | 504 | 91 | Patients admitted to hospital for non-neoplastic, non-immunological conditions |
BC (19) | British Columbia, Canada | 2000– 2003 |
20–80 | Age, sex, region | 828 | 79 | 845 | 46 | Random selection from client registry of Ministry of Health |
Connecticut (20) | Connecticut, USA | 1995– 2001 |
21–84 | Age | 597 | 72 | 716 | 47–69 | <65y: RDD2; ≥65y: random selection from CMMS3 |
EpiLymph (4) | Spain | 1998– 2003 |
17–96 | Age, sex, region |
435 | 82 | 630 | 96 | Patients admitted to hospital for infectious, parasitic, mental, nervous, circulatory, digestive, endocrine, metabolic or respiratory conditions |
Germany | 1999– 2002 |
18–82 | Age, sex, region |
518 | 87 | 518 | 44 | Random selection from population registries | |
Ireland | 1998– 2004 |
19–85 | Age, sex, center |
142 | 90 | 208 | 75 | Patients admitted to hospital for infectious, parasitic, mental, nervous, circulatory, digestive, endocrine, metabolic or respiratory conditions | |
Czech Republic | 2001– 2003 |
19–82 | Age, sex, region |
199 | 90 | 199 | 60 | Patients admitted to hospital for infectious, parasitic, mental, nervous, circulatory, digestive, endocrine, metabolic and respiratory conditions | |
France | 2000– 2003 |
18–82 | Age, sex, region |
217 | 91 | 272 | 74 | Patients admitted to hospital for infectious, parasitic, mental, nervous, circulatory, digestive, endocrine, metabolic and respiratory conditions | |
Italy (Sardinia) | 1998– 2004 |
25–81 | Age, sex, region |
219 | 93 | 336 | 66 | Random selection from population registries | |
Italy (6) | Turin; Novara; Forli; Vercelli; Varese; Verona; Florence; Siena; Latina; Ragusa; Imperia |
1990– 1993 |
20–74 | Age, sex, region |
1,640 | 82 | 1,771 | 74 | Random selection from demographic or National Health Service files |
Mayo (20) | Minnesota, Iowa, and Wisconsin, USA |
2002– 2005 |
20–87 | Age, sex, region |
497 | 65 | 499 | 69 | Patients attending a pre-scheduled general medical exam |
NCI-SEER (21) | Detroit; Iowa; Los Angeles; Seattle, USA |
1998– 2001 |
20–74 | Age, sex, region, race |
757 | 76 | 587 | 52 | <65y: RDD2; ≥65y: random selection from CMS3 |
Northern Italy (5) | Aviano; Milan, Italy | 1983– 1992 |
17–85 | None | 429 | >97 | 1,157 | >97 | Patients admitted for non-neoplastic, non-immunological conditions in hospitals where cases diagnosed |
NSW (9) | New South Wales, Australian Capital Territory, Australia |
2000– 2001 |
20–74 | Age, sex, region |
694 | 85 | 694 | 61 | Random selection from electoral rolls |
SCALE (22) | Denmark; Sweden | 1999– 2002 |
18–74 | Age, sex, country |
3,055 | 81 | 3,187 | 71 | Random selection from population registries |
UCSF (8) | San Francisco, CA, USA | 1988– 1993 |
21–74 | Age, sex, region |
1,305 | 72 | 2,404 | 78 | All ages: RDD2;plus for ≥65y: random selection from CMMS3 |
UK (23) | Parts of north and southwest England |
1998– 2003 |
16–69 | Age, sex, region |
828 | 75 | 897 | 71 | Random selection from general practice lists |
Participation rate
RDD=Random digit dialing
CMMS=Centres for Medicare and Medicaid Service