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Groups resulting from analysis using classification and regression trees to predict food-insecure homeless and marginally housed HIV-infected participants
| Group | Percentage of sample | Percent food insecure | Predictors | ||
|---|---|---|---|---|---|
| MCS | PCS | CD4 | |||
| 1 | 40.4 | 38.7 | >48.9 | ||
| 2 | 27.2 | 42.7 | ≤48.9 | >36.6 | ≥200 |
| 3 | 9.2 | 73.9 | ≤48.9 | >36.6 | <200 |
| 4 | 23.2 | 84.5 | ≤48.9 | ≤36.6 | |
Estimate of misclassification in this sample: 33% (SE 3%)
Cross-validation estimate of misclassification for future similar sample: 46% (SE 3%)
