Reasons for delayed measles vaccination
| Control (N=160) n (%) | SMS (N=146) n (%) | SMS + 150KES (N=149) n (%) | Total (n=455) n (%) | |
| Not vaccinated by age 10 months | 51 (32) | 32 (22%) | 33 (22) | 116 (26) |
| Reason for delay queried | 41 (80) | 29 (91) | 25 (76) | 95 (82) |
| Reason for delay | Control (N=41) (%) | SMS (N=29) (%) | SMS + 150KES (N=25) (%) | Total (N=95) (%) |
| Nurses' strike | 12 (29) | 13 (45) | 9 (36) | 34 (36) |
| Vaccine not in stock | 6 (15) | 4 (14) | 5 (20) | 15 (16) |
| Child was ill | 4 (10) | 2 (7) | 2 (8) | 8 (8) |
| Reason not given | 1 (2) | 4 (14) | 2 (8) | 7 (7) |
| Travelling | 4 (10) | 2 (7) | 1 (4) | 7 (7) |
| Not recorded in home-based vaccination record | 5 (12) | 0 (0) | 1 (4) | 6 (6) |
| Didn't know date | 3 (7) | 0 (0) | 2 (8) | 5 (5) |
| Nurse refused to open vial | 2 (5) | 0 (0) | 1 (4) | 3 (3) |
| Forgot | 1 (2) | 1 (3) | 0 (0) | 2 (2) |
| Competing priorities | 1 (2) | 1 (3) | 0 (0) | 2 (2) |
| Clinic too far | 0 (0) | 0 (0) | 1 (4) | 1 (1) |
| Previous vaccine delayed | 1 (2) | 0 (0) | 0 (0) | 1 (1) |
| Vaccine not important | 0 (0) | 0 (0) | 1 (4) | 1 (1) |
| Forgot home-based vaccination record | 0 (0) | 1 (3) | 0 (0) | 1 (1) |
| Discouraged by friend | 1 (2) | 0 (0) | 0 (0) | 1 (1) |
| Caretaker was ill | 0 (0) | 1 (3) | 0 (0) | 1 (1) |
SMS, short message service; KES, Kenya Shillings.