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Leave-one-out cross validated mean square error for the four models.
| Covariates included | MSELOOCV |
|---|---|
| Log(male population)+ HIV prevalence | 3.5 × 10−3 |
| Landscan density + HIV prevalence | 5.7 × 10−3 |
| Population density + HIV prevalence | 6.5 × 10−3 |
| Density change+ HIV prevalence | 6.7 × 10−3 |
| Only HIV prevalence | 20.0 × 10−3 |
