Dermatomyositis | Polymyositis | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
UCD | MCD | UCD | MCD | ||||||||||||
Year | No | Rate | No | Rate | U/M | No | Rate | No | Rate | U/M | |||||
1981–2020 | 3985 | 0.34 | 8264 | 0.71 | 0.48 | 7097 | 0.61 | 15,344 | 1.32 | 0.46 | |||||
1981–1982 | 208 | 0.49 | 421 | 0.99 | 0.50 | 328 | 0.79 | 755 | 1.83 | 0.43 | |||||
1983–1984 | 208 | 0.40 | 397 | 0.93 | 0.44 | 342 | 0.79 | 796 | 1.85 | 0.43 | |||||
1985–1986 | 208 | 0.38 | 394 | 0.89 | 0.43 | 368 | 0.84 | 876 | 2.00 | 0.42 | |||||
1987–1988 | 177 | 0.38 | 404 | 0.88 | 0.43 | 376 | 0.83 | 912 | 2.00 | 0.41 | |||||
1989–1990 | 174 | 0.37 | 394 | 0.83 | 0.44 | 442 | 0.95 | 946 | 2.02 | 0.47 | |||||
1991–1992 | 168 | 0.34 | 382 | 0.78 | 0.44 | 408 | 0.84 | 990 | 2.03 | 0.41 | |||||
1993–1994 | 186 | 0.37 | 423 | 0.83 | 0.44 | 425 | 0.84 | 944 | 1.86 | 0.45 | |||||
1995–1996 | 182 | 0.35 | 416 | 0.79 | 0.44 | 384 | 0.73 | 918 | 1.74 | 0.42 | |||||
1997–1998 | 188 | 0.34 | 402 | 0.74 | 0.47 | 408 | 0.75 | 875 | 1.61 | 0.47 | |||||
1999–2000 | 213 | 0.38 | 433 | 0.77 | 0.49 | 433 | 0.77 | 909 | 1.63 | 0.48 | |||||
2001–2002 | 199 | 0.35 | 441 | 0.77 | 0.45 | 379 | 0.66 | 778 | 1.35 | 0.49 | |||||
2003–2004 | 227 | 0.38 | 445 | 0.75 | 0.51 | 398 | 0.67 | 776 | 1.30 | 0.51 | |||||
2005–2006 | 213 | 0.35 | 417 | 0.68 | 0.51 | 396 | 0.64 | 766 | 1.25 | 0.52 | |||||
2007–2009 | 206 | 0.32 | 409 | 0.64 | 0.51 | 326 | 0.51 | 648 | 1.02 | 0.50 | |||||
2009–2010 | 203 | 0.31 | 402 | 0.61 | 0.51 | 311 | 0.48 | 636 | 0.97 | 0.49 | |||||
2011–2012 | 214 | 0.31 | 418 | 0.61 | 0.51 | 316 | 0.47 | 647 | 0.95 | 0.49 | |||||
2013–2014 | 209 | 0.30 | 398 | 0.56 | 0.53 | 308 | 0.43 | 597 | 0.83 | 0.52 | |||||
2015–2016 | 198 | 0.27 | 391 | 0.54 | 0.51 | 268 | 0.36 | 550 | 0.75 | 0.49 | |||||
2017–2018 | 190 | 0.26 | 404 | 0.54 | 0.48 | 243 | 0.31 | 473 | 0.61 | 0.52 | |||||
2019–2020 | 214 | 0.28 | 473 | 0.60 | 0.46 | 238 | 0.29 | 552 | 0.68 | 0.43 |