| Pushed | Pushed | Retrieved | ||
| SMS | Voice | Voice | Total | |
| Outcome | (n = 96) | (n = 30) | (n = 140) | (N = 266) |
| Acceptability | 99% | 94% | 100% | 99% |
| Comprehension | 75% | 63% | 76% | 75% |
| New information | 79% | 76% | 71% | 77% |
| Behavior change (intended or actual) | 91% | 56% | 66% | 74% |
Missing information was excluded from the analysis. If respondents answered that they had not received any messages, they were not asked questions about the message service.