Covariate | Definition | Type (Level) |
---|---|---|
LvH | Level of hospital | Categorical (High (tier 3)/Low (tier 1, tier 2)) |
Urb | Degree of urbanization at hospital j | Categorical (Metro/City/Rural) |
Num | Number of obstetric specialists | Integer (Persons) |
τ | Travel time by ground transportation unit | Integer (Minutes) |