Table 1 Accuracy of CART for predicting HIV/AIDS prevalence rates
|  | Predicted HIV/AIDS prevalence rates | Actual HIV/AIDS prevalence rates (% of adults ages 15 to 49 with HIV) | Δ | Female literacy (%) | Physician density (# per 100 000) | Nurse density (# per 100 000) |
|---|---|---|---|---|---|---|
Botswana | 38.8 | 37.3 | -1.5 | 79.8 | 28.76 | 241.08 |
Swaziland | 38.8 | 38.8 | 0 | 78.6 | 17.62 | 320.32 |
Zimbabwe | 28.9 | 24.6 | -4.3 | 84.6 | 5.73 | 54.16 |
Thailand | 0.6 | 1.5 | 0.9 | 93.9 | 30.08 | 161.7 |
Σ | 107.1 | 102.2 | -4.9 |  |  |  |