Table 1.
Characteristics of cases and controls, Córdoba, Argentina (2008–2012).
| Cases (n = 147) n (%) |
Controls (n = 300) n (%) |
|
|---|---|---|
| Age (years) | ||
| ≤60 | 17 (11.56) | 40 (13.33) |
| 61–70 | 48 (32.65) | 109 (36.33) |
| 71–80 | 63 (42.86) | 115 (38.33) |
| ≥81 | 19 (12.93) | 36 (12.00) |
| Socioeconomic status | ||
| Low | 61 (41.50) | 114 (38.00) |
| Middle | 50 (34.01) | 103 (34.33) |
| High | 36 (24.49) | 83 (27.67) |
| Educational level | ||
| Low | 34 (23.13)∗ | 47 (15.82)∗ |
| Middle | 70 (47.62) | 141 (47.47) |
| High | 43 (29.25) | 109 (36.70) |
| Occupational exposurea | ||
| No | 99 (67.35) | 219 (73.24) |
| Yes | 48 (32.65)∗ | 80 (26.76)∗ |
| Smoking habits | ||
| No | 51 (34.69) | 92 (30.67) |
| Yes | 96 (65.31) | 208 (69.33) |
| Lifetime physical activity | ||
| Low | 79 (53.74) | 178 (59.33) |
| Middle | 51 (34.69) | 100 (33.33) |
| High | 17 (11.56) | 22 (7.33) |
| BMI | ||
| ≤24.9 | 34 (24.44) | 84 (27.66) |
| 25–29.9 | 87 (57.78) | 150 (49.65) |
| ≥30 | 26 (17.78) | 66 (22.70) |
| Energy intakeb | ||
| Low | 40 (27.21) | 100 (33.33) |
| Middle | 48 (32.65) | 100 (33.33) |
| High | 59 (40.14) | 100 (33.33) |
∗Proportion values significantly different (p ≤ 0.1). aExposure to chemical contaminants for 2 years or longer. bCategories based on tertiles of intake in controls.