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Table 1 Optimal co-insurance rate for each cluster's insureds

From: The optimal co-insurance rate for outpatient drug expenses of Iranian health insured based on the data mining method

Class

Cluster

Number of insured

Optimal-coinsurance

Low risk

Cluster 1

21,779

0.81

Cluster 2

7170

0.76

Cluster 3

19,419

0.84

Middle risk

Cluster 1

48,348

1

Cluster 2

23,321

1

Cluster 3

25,107

1

High risk

Cluster 1

14,037

0.38

Cluster 2

28,504

0.45

Cluster 3

5847

0.42