Table 1.
Explanatory variables
| Patient | Doc 1 | Doc 2 | …. | Doc N | CCI | LOS | Acuity | Age (y) | Allergies count |
|---|---|---|---|---|---|---|---|---|---|
| Pat 1 | 4 | 1 | 3 | 6 | 1 | 0 | 21 | 0 | |
| Pat 2 | 7 | 0 | 0 | 5 | 2 | 0 | 53 | 0 | |
| Pat 3 | 0 | 0 | 0 | 3 | 6 | 3 | 78 | 3 | |
| Pat4 | 3 | 0 | 2 | 8 | 2 | 0 | 28 | 7 | |
| Pat 5 | 1 | 0 | 0 | 2 | 5 | 0 | 57 | 3 | |
| … | |||||||||
| Pat M | 0 | 9 | 0 | 1 | 3 | 0 | 19 | 0 |
Different features are represented as columns in the matrix. The features consist of 2342 provider features and 22 patient-centric features. For the provider features, each element in the matrix corresponds to the number of interactions between a provider and a patient.
CCI: Charlson Comorbidity Index; Doc: doctor/provider; LOS: length of stay; Pat: patient.