Injuries before and after diagnosis of cancer: nationwide register based study + comment/s

i·at·ro·gen·ic īˌatrəˈjenik/ adjective adjective: iatrogenic

1. of or relating to illness caused by medical examination or treatment.

 We used the Swedish revision of ICD-7 (international classification of diseases, seventh revision) to classify cancers as prostate cancer (n=123 837), breast cancer (n=101 458; women only), colorectal cancer (n=84 527), non-melanoma skin cancer (n=33 409), lymphatic or hematopoietic cancers (n=52 266), lung cancer (n=49 491), cancers of the central nervous system (n=21 199), cancers with an expectedly short survival
(n=34 627; “severe cancers” including cancers in the oesophagus, liver, and pancreas), and other cancers (n=220 087).

open access

 Based on this register, we included 740 114 unique patients with a first cancer diagnosed during 1991-2009.

 
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