Table 1.
Baseline characteristics of major and minor amputations, Belgium, 2009–2013
| Population/calendar year | Diabetes | No diabetes | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Number of people with amputation | Mean agea (years) | Number of total population | ARdb | Number of people with amputation | Mean agea (years) | Number of total population | ARnb | RRc | |
| All major amputations | |||||||||
| Total population | |||||||||
| 2009 | 618 | 72.4 | 678,655 | 42.3 | 554 | 69.5 | 10,198,663 | 6.1 | 6.9 |
| 2010 | 631 | 71.9 | 738,256 | 43.8 | 549 | 69.9 | 10,226,043 | 6.1 | 7.2 |
| 2011 | 590 | 71.9 | 793,883 | 37.6 | 578 | 69.9 | 10,255,320 | 6.4 | 5.9 |
| 2012 | 569 | 71.6 | 846,796 | 34.5 | 537 | 69.3 | 10,271,802 | 5.9 | 5.8 |
| 2013 | 599 | 71.9 | 896,126 | 29.9 | 542 | 69.7 | 10,269,852 | 6.0 | 5.0 |
| Male population | |||||||||
| 2009 | 404 | 71.0 | 326,803 | 59.1 | 347 | 66.2 | 5,021,923 | 8.7 | 6.8 |
| 2010 | 400 | 70.5 | 354,104 | 60.8 | 336 | 66.4 | 5,038,345 | 8.5 | 7.2 |
| 2011 | 399 | 70.0 | 379,168 | 57.6 | 360 | 67.7 | 5,056,551 | 9.1 | 6.3 |
| 2012 | 385 | 69.9 | 402,725 | 52.8 | 341 | 66.9 | 5,067,837 | 8.5 | 6.2 |
| 2013 | 411 | 70.8 | 424,291 | 44.2 | 351 | 67.5 | 5,068,800 | 8.8 | 5.0 |
| Female population | |||||||||
| 2009 | 214 | 75.1 | 351,852 | 28.1 | 207 | 75.1 | 5,176,740 | 4.0 | 7.1 |
| 2010 | 231 | 74.3 | 384,152 | 28.7 | 213 | 75.3 | 5,187,698 | 4.1 | 7.1 |
| 2011 | 191 | 75.7 | 414,715 | 19.3 | 218 | 73.7 | 5,198,769 | 4.2 | 4.6 |
| 2012 | 184 | 75.3 | 444,071 | 18 | 196 | 73.5 | 5,203,965 | 3.8 | 4.8 |
| 2013 | 188 | 74.3 | 471,835 | 17.7 | 191 | 73.8 | 5,201,052 | 3.7 | 4.8 |
| Major amputations above the knee | |||||||||
| Total population | |||||||||
| 2009 | 281 | 73.8 | 678,655 | 17.6 | 323 | 71.2 | 10,198,663 | 3.6 | 4.9 |
| 2010 | 285 | 74.4 | 738,256 | 16.6 | 300 | 72.3 | 10,226,043 | 3.4 | 4.9 |
| 2011 | 274 | 73.8 | 793,883 | 17.8 | 329 | 71.7 | 10,255,320 | 3.7 | 4.8 |
| 2012 | 259 | 74.4 | 846,796 | 12.6 | 356 | 71.0 | 10,271,802 | 4.0 | 3.2 |
| 2013 | 247 | 73.3 | 896,126 | 11.4 | 328 | 71.1 | 10,269,852 | 3.6 | 3.2 |
| Male population | |||||||||
| 2009 | 173 | 72.6 | 326,803 | 22.7 | 202 | 67.8 | 5,021,923 | 5.2 | 4.4 |
| 2010 | 164 | 72.7 | 354,104 | 20.5 | 173 | 69.0 | 5,038,345 | 4.4 | 4.6 |
| 2011 | 166 | 71.9 | 379,168 | 25.7 | 202 | 69.2 | 5,056,551 | 5.2 | 5.0 |
| 2012 | 161 | 72.1 | 402,725 | 17.6 | 221 | 68.7 | 5,067,837 | 5.6 | 3.1 |
| 2013 | 159 | 71.5 | 424,291 | 16.0 | 209 | 67.8 | 5,068,800 | 5.3 | 3.1 |
| Female population | |||||||||
| 2009 | 108 | 75.7 | 351,852 | 13.9 | 121 | 76.9 | 5,176,740 | 2.3 | 6.1 |
| 2010 | 121 | 76.7 | 384,152 | 13.3 | 127 | 76.6 | 5,187,698 | 2.4 | 5.5 |
| 2011 | 108 | 76.8 | 414,715 | 10.5 | 127 | 75.8 | 5,198,769 | 2.4 | 4.3 |
| 2012 | 98 | 78.2 | 444,071 | 8.4 | 135 | 74.8 | 5,203,965 | 2.6 | 3.2 |
| 2013 | 88 | 76.6 | 471,835 | 7.6 | 119 | 76.9 | 5,201,052 | 2.3 | 3.3 |
| Major amputations below the knee | |||||||||
| Total population | |||||||||
| 2009 | 385 | 71.3 | 678,655 | 27.6 | 271 | 67.2 | 10,198,663 | 3.0 | 9.3 |
| 2010 | 399 | 69.9 | 738,256 | 30.2 | 284 | 66.9 | 10,226,043 | 3.1 | 9.7 |
| 2011 | 360 | 70.2 | 793,883 | 22.1 | 281 | 67.9 | 10,255,320 | 3.1 | 7.2 |
| 2012 | 342 | 69.5 | 846,796 | 23.6 | 224 | 66.7 | 10,271,802 | 2.5 | 9.6 |
| 2013 | 393 | 70.6 | 896,126 | 20.5 | 256 | 68.0 | 10,269,852 | 2.8 | 7.3 |
| Male population | |||||||||
| 2009 | 262 | 69.9 | 326,803 | 40.2 | 174 | 64.0 | 5,021,923 | 4.2 | 9.5 |
| 2010 | 271 | 69.3 | 354,104 | 44.4 | 185 | 63.8 | 5,038,345 | 4.6 | 9.7 |
| 2011 | 264 | 68.9 | 379,168 | 35.3 | 180 | 65.9 | 5,056,551 | 4.5 | 7.9 |
| 2012 | 251 | 68.4 | 402,725 | 38.3 | 151 | 64.9 | 5,067,837 | 3.7 | 10.2 |
| 2013 | 282 | 70.0 | 424,291 | 31.3 | 173 | 67.3 | 5,068,800 | 4.3 | 7.3 |
| Female population | |||||||||
| 2009 | 123 | 74.2 | 351,852 | 16.5 | 97 | 72.9 | 5,176,740 | 1.9 | 8.9 |
| 2010 | 128 | 71.1 | 384,152 | 17.5 | 99 | 72.9 | 5,187,698 | 1.9 | 9.3 |
| 2011 | 96 | 73.8 | 414,715 | 10.4 | 101 | 71.4 | 5,198,769 | 1.9 | 5.4 |
| 2012 | 91 | 72.4 | 444,071 | 9.9 | 73 | 70.4 | 5,203,965 | 1.4 | 7.0 |
| 2013 | 111 | 72.0 | 471,835 | 11.2 | 83 | 69.4 | 5,201,052 | 1.6 | 7.1 |
| Minor amputations | |||||||||
| Total population | |||||||||
| 2009 | 1232 | 70.3 | 678,655 | 91.3 | 772 | 68.9 | 10,198,663 | 8.5 | 10.7 |
| 2010 | 1242 | 70.9 | 738,256 | 85.0 | 740 | 68.4 | 10,226,043 | 8.1 | 10.5 |
| 2011 | 1223 | 70.0 | 793,883 | 82.5 | 746 | 67.0 | 10,255,320 | 8.2 | 10.1 |
| 2012 | 1299 | 70.7 | 846,796 | 75.7 | 695 | 67.7 | 10,271,802 | 7.6 | 9.9 |
| 2013 | 1325 | 70.9 | 896,126 | 77.1 | 704 | 67.6 | 10,269,852 | 7.7 | 10.1 |
| Male population | |||||||||
| 2009 | 860 | 68.6 | 326,803 | 139.0 | 423 | 66.5 | 5,021,923 | 10.8 | 12.9 |
| 2010 | 838 | 69.3 | 354,104 | 125.9 | 397 | 65.5 | 5,038,345 | 10.1 | 12.5 |
| 2011 | 860 | 68.7 | 379,168 | 127.2 | 407 | 65.2 | 5,056,551 | 10.3 | 12.4 |
| 2012 | 903 | 69.6 | 402,725 | 114.9 | 373 | 66.0 | 5,067,837 | 9.5 | 12.1 |
| 2013 | 935 | 69.8 | 424,291 | 119.0 | 367 | 65.4 | 5,068,800 | 9.2 | 13 |
| Female population | |||||||||
| 2009 | 372 | 74.1 | 351,852 | 47.9 | 349 | 71.7 | 5,176,740 | 6.7 | 7.2 |
| 2010 | 404 | 74.3 | 384,152 | 48.5 | 343 | 71.7 | 5,187,698 | 6.6 | 7.4 |
| 2011 | 363 | 72.9 | 414,715 | 42.1 | 339 | 69.1 | 5,198,769 | 6.5 | 6.5 |
| 2012 | 396 | 73.3 | 444,071 | 41.1 | 322 | 69.8 | 5,203,965 | 6.2 | 6.6 |
| 2013 | 390 | 73.7 | 471,835 | 40.1 | 337 | 70.0 | 5,201,052 | 6.4 | 6.2 |
aAge at time of first amputation
bAmputation rate per 100,000 person-years in the population with diabetes and without diabetes, standardised to the Belgian population 2011
cRR comparing amputation rates in the population with and without diabetes (ARd/ARn)