Table 7 Distribution of the incidence of PPMS and RRMS course at onset
From: Multiple sclerosis in the far north - incidence and prevalence in Nordland County, Norway, 1970–2010
Years | PPMS, % (n) | RRMS, % (n) | Unknown, % (n) |
|---|---|---|---|
1970-1974 | 33.3 (3) | 55.6 (5) | 11.1 (1) |
1975-1979 | 33.3 (5) | 66.7 (10) | 0 (0) |
1980-1984 | 28.8 (13) | 70.2 (40) | 7.0 (4) |
1985-1989 | 26.7 (16) | 66.7 (40) | 6.7 (4) |
1990-1994 | 20.6 (13) | 77.8 (49) | 1.6 (1) |
1995-1999 | 17.4 (15) | 82.6 (71) | 0 (0) |
2000-2004 | 19.3 (17) | 79.5 (70) | 1.1 (1) |
2005-2009 | 21.8 (26) | 78.2 (93) | 0 (0) |