Table 1.
Characteristics of the Melbourne Collaborative Cohort Study participants included in the analysis.
| Participant Characteristic | Matched Case-Control Pairs | Follow-Up Sample (n = 1088) |
|
|---|---|---|---|
| Cases of Overall Cancer (n = 3481) |
Controls (n = 3481) |
||
| Age at blood draw, median [IQR] | 60.8 [54.1–65.9] | 60.8 [53.9–65.6] | 69.9 [62.8–75.6] |
| Sex: | |||
| Male, n (%) | 2125 (61%) | 2125 (61%) | 740 (68%) |
| Female, n (%) | 1356 (39%) | 1356 (39%) | 348 (32%) |
| Country of birth: | |||
| Australia/New-Zealand, n (%) | 2380 (68%) | 2367 (68%) | 831 (77%) |
| Greece, n (%) | 350 (10%) | 361 (10%) | 44 (4%) |
| Italy, n (%) | 520 (15%) | 520 (15%) | 89 (8%) |
| UK/other, n (%) | 231 (7%) | 233 (7%) | 124 (11%) |
| Blood sample type: | |||
| Dried blood spots, n (%) | 2412 (69%) | 2412 (69%) | |
| Peripheral blood mononuclear cells, n (%) | 873 (25%) | 873 (25%) | 1088 (100%) |
| Buffy coats, n (%) | 196 (6%) | 196 (6%) | |
| Smoking status: | |||
| Current, n (%) | 490 (14%) | 472 (14%) | 62 (6%) |
| Former, n (%) | 1377 (40%) | 1337 (38%) | 478 (44%) |
| Never, n (%) | 1613 (46%) | 1671 (48%) | 548 (50%) |
| Smoking pack-years, median [IQR] | 1.6 [0–28.5] | 0.75 [0–25.7] | - |
| Body mass index (kg/m2), median [IQR] | 26.8 [24.4–29.6] | 26.7 [24.4–29.3] | 26.8 [24.2–29.4] |
| Alcohol consumption a (g/day), median [IQR] | 4.3 [0–17.7] | 4.3 [0–17.0] | 8.8 [0–23.0] |
a Alcohol consumption was reported for the past week at baseline and in the past 12 months at follow-up.