| Pneumococcal patients (n = 79) | Meningococcal patients (n = 76) | Controls (n = 72) | p Value* | |
| Age at follow-up (y) | 52.3 (13.6) | 38.9 (16.6) | 46.6 (16.0) | <0.01 |
| Years of education | 12.4 (2.4) | 13.3 (1.8) | 13.1 (1.5) | 0.01 |
| Premorbid IQ | 98.6 (16.7) | 98.0 (15.8) | 99.4 (16.7) | 0.97 |
| Sex (M/F) | 40/39 | 40/36 | 21/50 | 0.01† |
Values are mean (SD) or number.
*Two tailed p value of ANOVA; †χ2 test.