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Table 2 Patient- and disease characteristics according to breast cancer death among Swedish women diagnosed with breast cancer at age 40+ from July 1st, 2005 to December 31st, 2008. They were followed up until December 31st, 2012 for breast cancer related death, and, December 31st, 2013 for all-cause mortality

From: Statin use and breast cancer survival – a Swedish nationwide study

Characteristics   All Not dead in breast cancer Breast cancer related death
Age at breast cancer diagnosis N 20,559 17,890 2669
  Median (min, max 63 (40,102) 62 (40,101) 75 (40,102)
  Mean (SD) 64 (13) 63 (12) 72 (14)
Regular statin user
  No 7717 (87.6%) 6887 (87.5%) 830 (88.2%)
  Yes 1092 (12.4%) 981 (12.5%) 111 (11.8%)
Diabetes mellitus pre-breast cancer diagnosis
  No 19,343 (94.1%) 16,957 (94.8%) 2386 (89.4%)
  Yes 1216 (5.9%) 933 (5.2%) 283 (10.6%)
All cause mortality
  No 15,881 (77.2%) 15,881 (88.8%) 0 (0%)
  Yes 4678 (22.8%) 2009 (11.2%) 2669 (100%)
Breast cancer stage at diagnosis
  Missing 7383 (35.9%) 6247 (34.9%) 1136 (42.6%)
  0 3506 (17.1%) 3394 (19%) 112 (4.2%)
  1 4818 (23.4%) 4640 (25.9%) 178 (6.7%)
  2 3419 (16.6%) 2882 (16.1%) 537 (20.1%)
  3 855 (4.2%) 556 (3.1%) 299 (11.2%)
  4 578 (2.8%) 171 (1%) 407 (15.2%)
Type of statin before breast cancer diagnosis
  No 17,817 (86.7%) 15,507 (86.7%) 2310 (86.5%)
  Lipophilic 2549 (12.4%) 2210 (12.4%) 339 (12.7%)
  Hydrophilic 193 (0.9%) 173 (1%) 20 (0.7%)