Preintervention and postintervention vaccination rates
| Preintervention, N (%) | Postintervention, N (%) | Change, N (%) | |
| Pneumococcal vaccine | 14 (50) | 19 (68) | 5 (18) |
| Haemophilus influenzae type b vaccine | 11 (39) | 18 (64) | 7 (35) |
| Meningococcal vaccine | 14 (50) | 19 (68) | 5 (18) |
| Influenza vaccine | 11 (39) | 16 (57) | 5 (18) |
| Completely vaccinated | 10 (36) | 17 (61) | 7 (35) |