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Table 1 Demographic characteristics of men diagnosed with prostate cancer by use of different types of ADT

From: Risk of fracture in men with prostate cancer on androgen deprivation therapy: a population-based cohort study in New Zealand

  All patients GnRH agonists plus antiandrogens GnRH agonist only Anti-androgen monotherapy Orchiectomy only Orchiectomy plus pharmacologic ADT No ADT (%)
  N % n % n % n % n % n % n %
Age at diagnosis
 40–49 470 1.8 43 9.1 11 2.3 8 1.7 0 0.0 0 0.0 408 86.8
 50–59 4388 17.2 454 10.3 216 4.9 120 2.7 9 0.2 30 0.7 3559 81.1
 60–69 10,169 39.8 1440 14.2 905 8.9 397 3.9 33 0.3 107 1.1 7287 71.7
 70–79 7363 28.8 1835 24.9 946 12.8 491 6.7 119 1.6 218 3.0 3754 51.0
 80+ 3154 12.3 1012 32.1 320 10.1 429 13.6 107 3.4 127 4.0 1159 36.7
Ethnicity
 European 20,844 81.6 3870 18.6 1923 9.2 1184 5.7 233 1.1 413 2.0 13,221 63.4
 Maori 1345 5.3 353 26.2 136 10.1 73 5.4 23 1.7 40 3.0 720 53.5
 Pacific_Island 649 2.5 165 25.4 59 9.1 63 9.7 7 1.1 16 2.5 339 52.2
 Asian 468 1.8 88 18.8 58 12.4 35 7.5 3 0.6 4 0.9 280 59.8
 Other 95 0.4 17 17.9 10 10.5 7 7.4 1 1.1 0 0.0 60 63.2
 Non-specify 2143 8.4 291 13.6 212 9.9 83 3.9 1 0.0 9 0.4 1547 72.2
Year of PCa diagnosis
 2004 2715 10.6 483 17.8 203 7.5 271 10.0 59 2.2 107 3.9 1592 58.6
 2005 2503 9.8 466 18.6 196 7.8 239 9.5 51 2.0 73 2.9 1478 59.0
 2006 2446 9.6 505 20.6 224 9.2 181 7.4 41 1.7 79 3.2 1416 57.9
 2007 2892 11.3 570 19.7 301 10.4 170 5.9 39 1.3 66 2.3 1746 60.4
 2008 2896 11.3 606 20.9 335 11.6 146 5.0 23 0.8 55 1.9 1731 59.8
 2009 3298 12.9 655 19.9 328 9.9 130 3.9 23 0.7 52 1.6 2110 64.0
 2010 2890 11.3 558 19.3 268 9.3 123 4.3 18 0.6 33 1.1 1890 65.4
 2011 2918 11.4 514 17.6 307 10.5 87 3.0 8 0.3 11 0.4 1991 68.2
 2012 2986 11.7 427 14.3 236 7.9 98 3.3 6 0.2 6 0.2 2213 74.1
Extent of disease at diagnosis
 Localised 3810 14.9 51 1.3 32 0.8 63 1.7 16 0.4 10 0.3 3638 95.5
 Regional spread 1770 6.9 314 17.7 163 9.2 69 3.9 8 0.5 26 1.5 1190 67.2
 Metastatic 1341 5.2 673 50.2 77 5.7 227 16.9 38 2.8 112 8.4 214 16.0
 Unknown 18,623 72.9 3746 20.1 2126 11.4 1086 5.8 206 1.1 334 1.8 11,125 59.7
Bisphosphonates
 Yes 1301 5.1 398 30.6 166 12.8 96 7.4 39 3.0 47 3.6 555 42.7
 No 24,243 94.9 4386 18.1 2232 9.2 1349 5.6 229 0.9 435 1.8 15,612 64.4
  1. ADT androgen deprivation therapy, GnRH gonadotropin-releasing hormone