From: Methodological choices affect cancer incidence rates: a cohort study
Year of diagnosis | Number of breast cancer diagnoses counted for each patient for each different definition of the study population | ||||||
---|---|---|---|---|---|---|---|
Prior to study period 1958–1999 | Study period 2000–2010 | ||||||
Patient | 1987 | 2002 | 2009 | Aggra | Subtypeb | xNMSCc | First everd |
Ae | Breast | - | - | 0 | 0 | 0 | 0 |
Bf | - | Breast | - | 1 | 1 | 1 | 1 |
Cg | NMSC | Breast | - | 1 | 1 | 1 | 0 |
Dh | Colon | Breast | - | 1 | 1 | 0 | 0 |
Ei | Breast | Breast | - | 1 | 0 | 0 | 0 |
Fj | - | Breast | Colon | 1 | 1 | 1 | 1 |
Gk | - | Breast | Breast | 2 | 1 | 1 | 1 |