|
Nationwide cohort n = 56,235
|
Regional cohort n =8987
|
---|
Cohort period
|
2001–2012
|
2001–2013
|
Age at diagnosis (years)
|
Mean (SD)
|
60.1 (11.0)
|
58.6 (11.2)
|
Minimum–maximum
|
20–80
|
23–80
|
Duration of follow-up (years)
|
Median (IQR)
|
5.1 (5.4)
|
7.7 (4.3)
|
Total no. of person-years at risk
|
307,684
|
68,243
|
Cases of psoriasis
|
599
|
150
|
Age at psoriasis diagnosis (SD)
|
62.5 (10.0)
|
63.6 (10.2)
|
-
SD standard deviation, IQR interquartile range
- The nationwide cohort includes women diagnosed with primary invasive breast cancer at age 20–80 years between 2001 and 2011. In this cohort, follow-up is complete until 31 December 2012. The regional cohort includes women diagnosed with primary invasive breast cancer at age 20–80 years between 2001 and 2008; all patients in this cohort have complete follow-up until 31 December 2013