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Table 2 Random forest with one category subset

From: Machine learning approaches to predict the 1-year-after-initial-AMI survival of elderly patients

One category subset

Sampling

mtry

ntree

AUC (SD)

Demographics

Under

3

250

0.6695 (0.0059)

Cardiac Events

Under

3

2250

0.6327 (0.0093)

Comorbidities

Under

3

2750

0.7459 (0.0045)

Complications

Under

3

1500

0.5804 (0.0069)

Procedures

Under

3

1250

0.7183 (0.0061)

Medications

Under

3

1500

0.6317 (0.0055)

Insurance

Under

3

1250

0.6127 (0.0068)

Utilization

Under

3

2500

0.6224 (0.0055)

  1. The AUC and the SD columns show the average of outer AUC and its standard deviation respectively. The most frequently selected sampling method and parameters (mtry and ntree) are reported accordingly