Table 1.
Non-processed red meat | Processed red meat | |||
---|---|---|---|---|
Case | Control | Case | Control | |
SEX, % (n)1 | ||||
Male | 25.2 (63) | 24.4 (107) | 25.4 (63) | 24.1 (105) |
Female | 74.8 (187) | 75.6 (332) | 74.6 (185) | 75.9 (330) |
Age, year, mean (SD)a | 38.7 (9.7) | 40.0 (9.6) | 38.8 (9.7) | 40.0 (9.6) |
STUDY REGION, % (n)a | ||||
Brisbane (27°S) | 34.0 (85) | 37.1 (163) | 33.9 (84) | 37.2 (162) |
Newcastle (33°S) | 12.4 (31) | 14.6 (64) | 11.7 (29) | 14.0 (61) |
Geelong (37°S) | 23.6 (59) | 24.4 (107) | 24.2 (60) | 24.6 (107) |
Tasmania (43°S) | 30.0 (75) | 23.9 (105) | 30.2 (75) | 24.1 (105) |
Race, % (n) | 94.1 (241) | 94.1 (413) | 96.4 (239) | 94.0 (409) |
Caucasian | 3.6 (9) | 5.9 (26) | 3.6 (9) | 6.0 (26) |
OTHER | ||||
History of infectious mononucleosis, % (n) | ||||
No | 65.2 (163) | 79.3 (348) | 64.9 (161) | 79.3 (345) |
Yes | 28.0 (70) | 16.2 (71) | 28.2 (70) | 16.1 (70) |
Don't know | 6.8 (17) | 4.6 (20) | 6.9 (17) | 4.6 (20) |
Serum 25(OH)D concentrations (nmol/L), mean (SD) | 75.8 (29.7) | 81.9 (30.3) | 75.8 (29.8) | 81.5 (30.6) |
Total years of smoking, median (IQR) | 5.7 (18.7) | 2.0 (14.8) | 5.4 (18.9) | 1.7 (14.7) |
BODY MASS INDEX, MEDIAN (IQR) | ||||
Education, % (n) | ||||
Year 10 or less | 24.8 (62) | 33.3 (146) | 25.0 (62) | 33.3 (145) |
Year 12 and tertiary and further education | 50.0 (125) | 41.7 (183) | 49.2 (122) | 41.2 (179) |
University | 25.2 (63) | 25.1 (110) | 25.8 (64) | 25.5 (111) |
Non-processed red meat intake (g/day), median (IQR) | 46.5 (62.1) | 58.7 (57.8) | N/A | N/A |
Non-processed red meat density (g/1,000 kcal/day), median (IQR) | 28.9 (28.2) | 35.4 (27.4) | N/A | N/A |
Processed red meat intake (g/day), median (IQR) | N/A | N/A | 18.9 (22.6) | 18.3 (22.1) |
Processed red meat density (g/1,000 kcal/day), median (IQR) | N/A | N/A | 11.1 (11.2) | 11.0 (10.5) |
DIETARY MISREPORTING, % (n) | ||||
Under-reporter | 42.8 (107) | 40.6 (178) | 42.7 (106) | 40.7 (177) |
Plausible reporter | 57.2 (143) | 59.5 (261) | 57.3 (142) | 59.3 (258) |
SD, standard deviation; 25(OH)D, 25-hydroxyvitamin D; IQR, interquartile range.
Case and control participants were matched on sex, age (within 2 years) and study region.