Table 7.
Predictors and coefficients (i.e., odds ratios) of the best performing logistic regression models.
| Predictor/factor | Categorical level | CRE | VRE | MRSA |
|---|---|---|---|---|
| Prior diagnosis CCS class | Neoplasms | 2.00 | - | - |
| Blood and blood-forming organs | - | 1.36 | - | |
| Infectious and parasitic | - | 1.18 | - | |
| Mental illness | 0.84 | - | - | |
| Symptoms, signs, ill-defined conditions | 0.79 | - | - | |
| Circulatory system | - | - | 0.81 | |
| Current diagnosis CCS class | Skin and subcutaneous tissue | 1.92 | 1.55 | 1.52 |
| Nervous system and sense organs | 1.26 | |||
| Respiratory system | 1.25 | |||
| Injury and poisoning | 1.15 | |||
| Infectious and parasitic | 1.07 | |||
| Genitourinary system | - | 1.18 | - | |
| Mental illness | - | 1.02 | ||
| Circulatory system | - | - | 0.85 | |
| Endocrine, nutritional, metabolic, immunity | 0.88 | - | 0.65 | |
| Neoplasms | 0.75 | - | 0.83 | |
| Recent 1-digit ICD 10 procedure | Other procedures | 1.76 | 1.80 | 1.76 |
| Extracorporeal/systemic | 1.30 | - | - | |
| Administration | - | - | 0.68 | |
| Medical and surgical | - | - | 0.90 | |
| Prior ICU stay | > 0 Days and <5 Days | 1.20 | 1.02 | - |
| 10–20 Days | - | 1.39 | - | |
| > 20 Days | 1.73 | - | - | |
| Prior 2-digit ICD 10 procedure | Medical/surgical gastrointestinal | 1.35 | - | 1.05 |
| Medical/surgical upper veins | - | 1.03 | - | |
| Medical/surgical respiratory | - | - | 1.33 | |
| Recent 2-digit ICD 10 procedure | Medical/surgical gastrointestinal | - | - | 1.32 |
| Medical/surgical anatomical | - | 1.33 | - | |
| Medical/surgical heart and vessels | 1.21 | - | - | |
| Administration circulatory | 1.27 | 1.28 | - | |
| Medical/surgical hepatobiliary | - | 1.13 | - | |
| Prior antibiotics use | Yes | 1.25 | - | - |
| Prior antibiotics Fluoro use | 1.28 | - | - | |
| Prior antibiotics Ceph use | - | 1.09 | - | |
| Number of different types used = 3 | 1.19 | - | - | |
| Number of recent procedures | ≤ 2 | 0.92 | - | 0.87 |
| > 2 and ≤ 5 | - | 0.91 | - | |
| > 5 and ≤ 10 | - | 0.89 | 0.96 | |
| Number of prior diagnosis | ≤ 10 | - | - | 0.91 |
| > 10 and ≤ 20 | - | 1.01 | - | |
| > 50 and ≤ 100 | - | 1.04 | - | |
| Number of prior procedures | > 20 | - | 1.31 | - |
| Number of current diagnosis | ≤ 10 | - | 0.72 | 0.67 |
| > 10 and ≤ 20 | 0.74 | 0.89 | - | |
| > 30 and ≤ 50 | 1.38 | 1.03 | - | |
| Admission type or source | Elective | 0.96 | 0.78 | - |
| Home or self referral | 0.73 | 0.83 | - | |
| Physician referral | 0.65 | 0.70 | - | |
| Race/ethinicity | Black | 0.91 | 0.94 | - |
| Sex | Female | - | - | 0.89 |
| Age group | Age 30–40 | - | 0.97 | - |
| Age 40–50 | 0.93 | - | - | |
| Long-term care facility stay | Yes | 1.69 | 1.95 | - |