From: Possible influence of mammographic density on local and locoregional recurrence of breast cancer
 | Model 1a | Model 2b | ||||
---|---|---|---|---|---|---|
 | HRc | 95% CI | Pvalue | HRc | 95% CI | Pvalue |
Local recurrence 62 events Total time at risk = 9,683 years | 1.99 | 1.09-3.66 | 0.026 | 1.92 | 1.03-3.57 | 0.039 |
Locoregional recurrence 103 events Total time at risk = 9,606 years | 1.84 | 1.16-2.91 | 0.010 | 1.67 | 1.04-2.69 | 0.033 |
Distant recurrence 181 events Total time at risk = 9,618 years | 1.28 | 0.90-1.82 | 0.170 | 1.08 | 0.74-1.56 | 0.698 |
5-year breast cancer-specific survival 124 events Total time at risk = 8,489 years | 1.25 | 0.82-1.92 | 0.299 | 0.97 | 0.61-1.54 | 0.908 |
10-year breast cancer-specific survival 213 events Total time at risk = 16,016 years | 1.34 | 0.97-1.85 | 0.080 | 1.08 | 0.77-1.53 | 0.644 |
Overall 5-year survival 174 events Total time at risk = 8,489 years | 1.07 | 0.73-1.55 | 0.742 | 0.89 | 0.60-1.32 | 0.554 |
Overall 10-year survival 358 events Total time at risk = 16,016 years | 1.14 | 0.87-1.48 | 0.343 | 0.99 | 0.75-1.29 | 0.921 |