Quintiles | N (Case/Controle) | Median (%) (IQR) | OR (95% CI)* | OR (95% CI)** | OR (95% CI)*** | OR (95% CI)**** |
---|---|---|---|---|---|---|
Percent Density | Ā | Ā | Ā | Ā | Ā | Ā |
1 | 53/171 | 2.2 (1.5 to 3.0) | Ref | Ref | Ā | Ā |
2 | 61/171 | 5.8 (4.8 to 7.0) | 1.4 (0.9 to 2.3) | 1.6 (1.0 to 2.5) | Ā | Ā |
3 | 88/172 | 11.4 (10.0 to 13.4) | 1.8 (1.1 to 3.3) | 2.1 (1.3 to 3.3) | Ā | Ā |
4 | 88/173 | 20.3 (18.1 to 23.5) | 2.1 (1.6 to 3.4) | 2.5 (1.6 to 4.1) | Ā | Ā |
5 | 68/172 | 38.9 (38.9 to 48.9) | 1.4 (1.0 to 2.9) | 1.8 (1.0 to 2.9) | Ā | Ā |
P-trend | Ā | Ā | 0.029 | 0.002 | Ā | Ā |
Dense Areaā | Ā | Median (cm 2 ) (IQR) | Ā | Ā | Ā | Ā |
1 | 46/172 | 3.6 (2.3 to 4.6) | Ref | Ref | Ref | Ref |
2 | 55/172 | 8.3 (6.9 to 9.5) | 1.3 (0.8 to 2.1) | 1.4 (0.9 to 2.4) | 1.5 (0.9 to 2.4) | 1.5 (0.9 to 2.4) |
3 | 86/171 | 14.9 (12.6 to 16.8) | 2.1 (1.3 to 3.3) | 2.3 (1.4 to 3.7) | 2.6 (1.6 to 4.2) | 2.6 (1.6 to 4.2) |
4 | 93/172 | 25.5 (22.6 to 29.3) | 2.4 (1.5 to 3.8) | 2.6 (1.7 to 4.2) | 3.2 (2.0 to 5.3) | 3.2 (2.0 to 5.3) |
5 | 78/172 | 44.4 (39.5 to 54.4) | 1.9 (1.1 to 3.0) | 2.1 (1.3 to 3.4) | 2.9 (1.7 to 4.9) | 2.8 (1.7 to 4.8) |
P-trend | Ā | Ā | 0.001 | <0.001 | <0.001 | <0.001 |
Non Dense Area ā” | Ā | Median (cm 2 ) (IQR) | Ā | Ā | Ā | Ā |
1 | 65/172 | 61.0 (48.2 to 69.9) | Ref | Ref | Ref | Ref |
2 | 61/171 | 90.5 (84.2 to 96.5) | 1.0 (0.6 to 1.5) | 0.9 (0.6 to 1.5) | 1.1(0.7 to 1.8) | 1.1 (0.7 to 1.8) |
3 | 72/172 | 115.5 (109.4 to 121.3) | 1.2 (0.8 to 1.9) | 1.2 (0.7 to 1.8) | 1.6 (1.0 to 2.5) | 1.5 (0.9 to 2.4) |
4 | 65/173 | 141.7 (133.2 to 148.9) | 1.0 (0.6 to 1.6) | 0.9 (0.6 to 1.5) | 1.4 (0.9 to 2.3) | 1.4 (0.8 to 2.3) |
5 | 95/171 | 186.7 (172.1 to 211.8) | 1.7 (1.1 to 2.5) | 1.4 (0.9 to 2.4) | 2.6 (1.6 to 4.2) | 2.4 (1.3 to 4.2) |
P-trend | Ā | Ā | 0.009 | 0.115 | <0.001 | <0.001 |