Table 1.
Study subjects
| Age (years) | |
| Mean (s.d.) | 44·0 (19·10) |
| Range | 9–78 |
| Male : female | 26 (52·0%):24 (48·0%) |
| Diagnosis | |
| Common variable immunodeficiency | 46 (92·0%) |
| X-linked agammaglobulinaemia | 4 (8·0%) |
| Number with infection in past 6 months | 27 (54·0%) |
| Number of infections in past 6 months | |
| 0 | 23 (46·0%) |
| 1 | 23 (46·0%) |
| 2 | 2 (4·0%) |
| 3 | 2 (4·0%) |
| Number (%) with SABI in past 6 months | 6 (12·0%) |
| Number of SABIs in past 6 months | |
| 0 | 44 (88·0%) |
| 1 | 5 (10·0%) |
| 2 | 0 |
| 3 | 1 (2·0%) |
| Number with ongoing infections | 2 (4·0%) |
SABI: serious, acute bacterial infection; s.d.: standard deviation.