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Percentage of patients who had oligoclonal bands in the CSF or a positive AI for measles at the respective lumbar puncture (LP).
| 1st LP | 2nd LP | p value | ||
| Untreated patients | OCB | 96 | 100 | not done |
| measles AI | 68 | 73 | 0.013 | |
| Treated patients | OCB | 91 | 100 | not done |
| Measles AI | 55 | 68 | 0.001 | |
| All patients | OCB | 94 | 100 | not done |
| Measles AI | 64 | 71 | <0.001 |
