Covariates | OR* | 95% CI | |
Type of prescriber | Low prescriber | 4.61 | (1.99 to 10.69) |
Mean prescriber | 2.26 | (1.08 to 4.75) | |
High prescriber | 1.00 | – | |
Age (years) | ≤44 | 1.00 | |
45–59 | 2.41 | (1.07 to 5.46) | |
≥60 | 3.98 | (1.58 to 10.04) | |
Area covered by paediatricians’ offices | Urban area at north of Milan† | 8.64 | (5.47 to 13.66) |
Other areas of the region | 1.00 | – |
*Sex and number of children cared for by each paediatrician did not enter the model according to the stepwise selection.
†Cluster of high values identified in figure 1, according to the Anselin Local Moran’s I statistic.