TABLE 5.
Mann-Whitney analysis of CSF biochemistrya
| Parameter | Datum group A
|
Datum group B
|
Pb | ||||
|---|---|---|---|---|---|---|---|
| Type | n | Mean | Type | n | Mean | ||
| Adenosine deaminase (U/liter) | Negatives | 52 | 3.1 | TBM | 10 | 9.2 | 0.133 |
| TBM | 10 | 9.2 | Viral | 5 | 2.0 | 0.309 | |
| Viral | 5 | 2.0 | Other negatives | 47 | 3.2 | 0.986 | |
| Viral | 5 | 2.0 | Other negatives+TBM | 57 | 4.2 | 0.825 | |
| Glucose (mmol/liter) | Other TBM | 10 | 1.7 | Culture positive | 5 | 2.0 | 0.992 |
| Negatives | 63 | 3.6 | Prob TBM | 10 | 3.1 | 0.192 | |
| Negatives | 63 | 3.6 | TBM | 16 | 2.8 | 0.028∗ | |
| Negatives | 63 | 3.6 | Culture positive | 6 | 2.3 | 0.033∗ | |
| Viral | 5 | 4.0 | TBM | 15 | 2.8 | 0.091 | |
| Viral | 5 | 4.0 | Culture positive | 6 | 2.3 | 0.082 | |
| Viral | 5 | 4.0 | Prob TBM | 10 | 3.1 | 0.207 | |
| Viral | 5 | 4.0 | Other negatives | 59 | 3.6 | 0.515 | |
| Viral | 5 | 4.0 | Other negatives | 15 | 3.2 | 0.457 | |
| Negatives | 64 | 6.6 | PCR culture positive | 9 | 3.0 | 0.234 | |
| PCR culture positive | 9 | 3.0 | Clinician | 7 | 2.2 | 0.470 | |
| Viral | 5 | 4.0 | All other | 74 | 3.4 | 0.339 | |
| Lymphocytes (106/ml) | Viral | 5 | 24.9 | Other negatives | 14 | 89.9 | 0.431 |
| PCR culture positive | 5 | 136.2 | Clinician | 6 | 48.4 | 0.052 | |
| Viral | 5 | 24.9 | All other | 56 | 106.5 | 0.379 | |
| Negatives | 50 | 96.2 | Prob TBM | 7 | 117.9 | 0.653 | |
| Negatives | 50 | 96.2 | Culture positive | 4 | 113.8 | 0.563 | |
| Prob TBM | 7 | 117.9 | Culture positive | 4 | 113.8 | 1.0 | |
| Negatives | 50 | 96.2 | TBM | 12 | 116.4 | 0.494 | |
| Viral | 5 | 24.9 | Culture positive | 4 | 113.8 | 0.556 | |
| Viral | 5 | 24.9 | TBM | 12 | 116.4 | 0.308 | |
| Viral | 5 | 24.9 | Prob TBM | 7 | 117.9 | 0.343 | |
| Viral | 5 | 24.9 | Other negatives | 45 | 104.1 | 0.431 | |
| Protein (g/liter) | Prob TBM | 11 | 1.7 | Culture positive | 5 | 4.0 | 0.113 |
| Negatives | 67 | 1.8 | Prob TBM | 11 | 1.7 | 0.971 | |
| Negatives | 67 | 1.8 | TBM | 16 | 2.4 | 0.326 | |
| Negatives | 67 | 1.8 | Culture positive | 5 | 4.0 | 0.064 | |
| Viral | 7 | 1.4 | Culture positive | 5 | 4.0 | 0.106 | |
| Viral | 7 | 1.4 | Other negatives | 60 | 1.9 | 0.467 | |
| Viral | 7 | 1.4 | Other dx negatives | 16 | 2.2 | 0.647 | |
| Negatives | 67 | 1.8 | PCR culture positive | 8 | 2.2 | 0.918 | |
| PCR culture positive | 8 | 2.2 | Clinician | 7 | 2.2 | 0.694 | |
| Viral | 7 | 1.4 | All other | 75 | 1.9 | 0.445 | |
| TNF-α (pg/ml) | Negatives | 25 | 45.9 | TBM | 5 | 128.4 | 0.028∗ |
| Viral | 4 | 26.8 | Other negatives | 21 | 49.5 | 0.195 | |
| Viral | 4 | 26.8 | Other negatives+TBM | 26 | 64.7 | 0.106 | |
| Viral | 4 | 26.8 | TBM | 5 | 128.4 | 0.032∗ | |