Volume 6, Number 1—February 2000
Dispatch
Risk Factors for Carriage of Neisseria meningitidis during an Outbreak in Wales
Patricia E. Fitzpatrick*, Roland L. Salmon*
, Paul R. Hunter†, Richard J Roberts‡, and Stephen R. Palmer*
, Paul R. Hunter†, Richard J Roberts‡, and Stephen R. Palmer*Table 4
Medical factors associated with memingococcal carriage in a Welsh secondary school
| Exposeda |
Nonexposed |
Exposed |
Nonexposed |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Variable | Meningo- coccal carrier | Non- carrier | Meningo- coccal carrier | Non- carrier | Odds ratio (95% CI) | B15 P1.16 carrier | B15 P1.16 non- carrier | B15 P1.16 carrier | B15 P1.16 non- carrier | Odds ratio (95% CI) |
| Recent illness | 43 | 482 | 10 | 91 | 0.81 | 7 | 518 | 4 | 97 | 0.33 |
| (0.37-1.80) | (0.08-1.37) | |||||||||
| Recent injury | 10 | 127 | 43 | 446 | 0.82 | 0 | 137 | 11 | 478 | 0.00 |
| (0.37-1.75) | (0.00-1.71) | |||||||||
| History of | 8 | 60 | 45 | 511 | 1.51 | 3 | 65 | 8 | 548 | 3.16 |
| tonsillectomy/ adenoidectomya | (0.62-3.56) | (0.64-13.68) | ||||||||
| Close contact | 12 | 72 | 40 | 496 | 2.07b | 3 | 81 | 8 | 528 | 2.44 |
| with case of meningococcal diseasea | (0.99-4.34) | (0.50-10.51) | ||||||||
aData missing.
bp < 0.05.
