Review Article
Increased Female MS Incidence and Differences in Gender-Specific Risk in Medium- and High-Risk Regions in Finland from 1981–2010
Table 2
Paraclinical test results among cases with definite MS diagnosis by 10-year periods from 1981–2010.
| | Hospital district | 1981–1990 | 1991–2000 | 2001–2010 | | Cases | CSF | EP | MRI | Cases | CSF | EP | MRI | Cases | CSF | EP | MRI |
| | Pirkanmaa | 167 | 152 | 88 | 72 | 219 | 209 | 98 | 199 | 298 | 282 | 50 | 292 | | Percentage performed | | 91% | 53% | 43% | | 95% | 45% | 91% | | 95% | 17% | 98% | | Positive findings (%) | | 150 (99%) | 73 (83%) | 67 (93%) | | 192 (92%) | 79 (81%) | 176 (88%) | | 255 (90%) | 38 (76%) | 267 (91%) | | Seinäjoki | 123 | 106 | 7 | 36 | 237 | 215 | 69 | 189 | 218 | 200 | 70 | 213 | | Percentage performed | | 86% | 6% | 29% | | 91% | 29% | 80% | | 92% | 32% | 98% | | Positive findings (%) | | 97 (92%) | 5 (71%) | 32 (89%) | | 194 (90%) | 48 (70%) | 176 (93%) | | 173 (87%) | 50 (71%) | 196 (92%) | | Vaasa | 70 | 63 | 1 | 21 | 142 | 126 | 9 | 117 | 143 | 126 | 6 | 140 | | Percentage performed | | 90% | 1% | 30% | | 89% | 6% | 82% | | 88% | 4% | 98% | | Positive findings (%) | | 55 (87%) | 1 (100%) | 21 (100%) | | 103 (82%) | 6 (67%) | 109 (93%) | | 102 (81%) | 5 (83%) | 129 (92%) |
| | Total | 360 | 321 | 96 | 129 | 598 | 550 | 176 | 505 | 659 | 608 | 126 | 645 | | Percentage performed | | 89% | 27% | 36% | | 92% | 29% | 84% | | 92% | 19% | 98% | | Positive findings (%) | | 302 (94%) | 79 (82%) | 120 (93%) | | 489 (89%) | 133 (76%) | 461 (91%) | | 530 (87%) | 93 (74%) | 592 (92%) |
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CFS: cerebrospinal fluid, Ep: evoked potential, and MRI: magnetic resonance imaging.
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