Cross reactivity of anti-GT1a IgG with GQ1b
| Cross reactivity with GQ1b | |||||
|---|---|---|---|---|---|
| Absent* (n=5) | Present (n=15) | p Value | Odds ratio | 95% confidence interval | |
| Values in parentheses are percentages. | |||||
| *Absorption rate less than 20%. | |||||
| †Hughes functional grading scale. | |||||
| URTI, Upper respiratory tract infection. | |||||
| Median age (years) | 39 | 37 | 0.69 | ||
| Sex (male/female) | 3/2 | 9/6 | 0.65 | ||
| Previous symptoms | |||||
| URTI | 0 | 10 (67) | 0.01 | 0.04 | 0.004 to 0.4 |
| Diarrhoea | 4 (80) | 3 (20) | 0.03 | 17.3 | 1.9 to 156.7 |
| Fever | 0 | 7 (47) | 0.10 | ||
| Headache | 0 | 5 (33) | 0.21 | ||
| C jejuni serology | 5 (100) | 1 (7) | 0.0003 | 113.7 | 12 to 1124.0 |
| Neurological findings | |||||
| Consciousness disturbance | 0 | 2 (13) | 0.57 | ||
| Ophthalmoplegia/diplopia | 1 (20) | 10 (67) | 0.08 | ||
| Facial palsy | 3 (60) | 9 (60) | 0.66 | ||
| Bulbar palsy | 5 (100) | 9 (60) | 0.15 | ||
| Neck weakness | 5 (100) | 11 (73) | 0.30 | ||
| Arm dominant weakness | 2 (40) | 4 (27) | 0.82 | ||
| Leg dominant weakness | 0 | 7 (47) | 0.10 | ||
| Pyramidal sign | 0 | 1 (7) | 0.76 | ||
| Ataxia | 1 (20) | 6 (40) | 0.44 | ||
| Sensory disturbance | 0 | 6 (40) | 0.15 | ||
| Autonomic disfunction | 1 (20) | 3 (20) | 0.77 | ||
| Ventilation | 3 (60) | 6 (40) | 0.40 | ||
| Disability scale† at nadir (median) | 5 | 4 | 0.78 | ||