Table 6. Results of “Wild Bootstrap” Method .
| Outcome Variable | Full Sample | Wealth Subgroups | |
| Lowest 20% | Upper 80% | ||
| ANC first trimester | |||
| DID estimate | 0.057 | 0.031 | 0.059 |
| Wild bootstrap CI-left | -0.031 | -0.012 | -0.036 |
| Wild bootstrap CI-right | 0.173 | 0.130 | 0.183 |
| ANC4+a visits | |||
| DID estimate | -0.004 | -0.037 | -0.022 |
| Wild bootstrap CI-left | -0.047 | -0.030 | -0.052 |
| Wild bootstrap CI-right | 0.124 | 0.166 | 0.134 |
| TTV2+b | |||
| DID estimate | -0.027 | 0.026 | -0.025 |
| Wild bootstrap CI-left | -0.152 | -0.104 | -0.179 |
| Wild bootstrap CI-right | 0.096 | 0.146 | 0.095 |
| HIV testing in pregnancy | |||
| DID estimate | 0.001 | 0.047 | -0.011 |
| Wild bootstrap CI-left | -0.098 | -0.052 | -0.011 |
| Wild bootstrap CI-right | 0.023 | 0.284 | 0.237 |
| Iron supplementation | |||
| DID estimate | 0.012 | 0.015 | 0.009 |
| Wild bootstrap CI-left | -0.006 | -0.018 | -0.010 |
| Wild bootstrap CI-right | 0.012 | 0.043 | 0.011 |
| Facility-based delivery | |||
| DID estimate | 0.044 | 0.022 | 0.055 |
| Wild bootstrap CI-left | -0.027 | -0.054 | -0.027 |
| Wild bootstrap CI-right | 0.076 | 0.122 | 0.070 |
| PNC1+c visit | |||
| DID estimate | 0.030 | -0.006 | 0.047 |
| Wild bootstrap CI-left | -0.030 | -0.093 | -0.018 |
| Wild bootstrap CI-right | 0.077 | 0.219 | 0.169 |
| PNC3+d visits | |||
| DID estimate | 0.066 | 0.041 | 0.072 |
| Wild bootstrap CI-left | -0.024 | -0.067 | -0.017 |
| Wild bootstrap CI-right | 0.100 | 0.102 | 0.109 |
| Modern family planning methods | |||
| DID estimate | 0.019 | 0.076 | 0.011 |
| Wild bootstrap CI-left | -0.030 | -0.046 | -0.031 |
| Wild bootstrap CI-right | 0.077 | 0.156 | 0.070 |
Abbreviations: TTV, tetanus toxoid vaccine; PNC, postnatal care; DID, difference-in-differences; ANC, antenatal care.
aAt least 4 antenatal care; bAt least 2 tetanus doses during pregnancy; cAt least one postnatal care visit within 6 weeks; dAt least 3 postnatal care visits within 6 weeks.