Table 4.
Levels of Evidence for the Measurement Properties of Indices of Prenatal Care Utilization
| Index | Internal Consistency | Reliability | Content Validity | Predictive Validity | Concurrent Validity | Responsiveness |
|---|---|---|---|---|---|---|
| APNCUI | ? | ++ | ? | ++ | ++ | ? |
| Kessner Index | ? | ++ | ? | ++ | ++ | ? |
| GINDEX | ? | + | ? | + | ++ | ? |
| R-GINDEX | ? | ? | ? | + | ? | ? |
| PHS/EPPC | ? | + | ? | ? | ++ | ? |
| IPR/Prenatal Index | ? | + | ? | + | ++ | ? |
| Carvalho & Novaes Index | ? | + | ? | ? | + | ? |
| Ciari Index | ? | + | ? | ? | + | ? |
| Cluster solution | ? | ? | ? | ? | + | ? |
| Coutinho Index | ? | + | ? | ? | + | ? |
| Content and Timing of Care in Pregnancy | ? | ? | ? | + | ? | ? |
| Last Visit Adequacy of Prenatal Care Index | ? | ? | ? | + | ? | ? |
Strong = +++; Moderate = ++; Limited = +; Conflicting +/−; Unknown =?