TABLE 4.
Studies reporting on the association between anthropometric factors and breast cancer risk in Latin America1
| Premenopausal |
Postmenopausal |
|||||||||
| First author, year (ref) | Age, y | Study design | Country of origin | Contrast | Cases/noncases, n | Risk estimate* | 95% CI | Cases/noncases, n | Risk estimate | 95% CI |
| Recent BMI | ||||||||||
| Amadou, 2014 (81) | 35–69 | PCC | Mexico | ≥30 vs. <25 kg/m2 | 415/476 | 0.48 | 0.32, 0.72 | 583/598 | 0.75 | 0.51, 1.12 |
| Ronco, 2012 (82) | 23–69 | HCC | Uruguay | Obese vs. nonobese | — | — | — | 165/261 | 0.77 | 0.48, 1.25 |
| WHR, WC | ||||||||||
| Amadou 2014 (81) | 35–69 | PCC | Mexico | WHR: ≥0.93 vs. <0.85 | 415/476 | 0.712 | 0.49, 1.03 | 583/598 | 0.562 | 0.38, 0.82 |
| WC: ≥103 vs. <93 cm | 0.45 | 0.27, 0.74 | 0.62 | 0.40, 0.95 | ||||||
| Change in body shape | ||||||||||
| Amadou, 2014 (81) | 35–69 | PCC | Mexico | Trajectory3 | 415/476 | 583/598 | ||||
| Gr2 vs. Gr1 | 1.31 | 0.83, 2.08 | 1.55 | 1.05, 2.20 | ||||||
| Gr3 vs. Gr1 | 1.28 | 0.76, 2.14 | 1.71 | 1.10, 2.67 | ||||||
| Gr4 vs. Gr1 | 1.65 | 0.98, 2.75 | 1.46 | 0.93, 2.29 | ||||||
| Gr5 vs. Gr1 | 0.83 | 0.30, 2.28 | 2.20 | 0.98, 4.94 | ||||||
1
Gr, group; HCC, hospital-based case-control study; PCC, population-based case-control study; ref, reference; WC, waist circumference; WHR, waist-to-hip ratio.
2
Further adjusted for recent BMI.
3
Trajectory of body shape throughout life: Gr1, constantly low; Gr2, constantly midrange; Gr3, moderate increase; Gr4, sharp increase; Gr5, constantly high.