Tree size: 15


Unpruned tree
tear_rate=reduced: none (100.00%)
tear_rate=normal
|    astigmatic=no
|    |    age=pre-presbyopic: soft (100.00%)
|    |    age=young: soft (100.00%)
|    |    age=presbyopic
|    |    |    prescription=hypermetrope: soft (100.00%)
|    |    |    prescription=myope: none (100.00%)
|    astigmatic=yes
|    |    prescription=myope: hard (100.00%)
|    |    prescription=hypermetrope
|    |    |    age=pre-presbyopic: none (100.00%)
|    |    |    age=presbyopic: none (100.00%)
|    |    |    age=young: hard (100.00%)



Pruned tree
tear_rate=reduced: none (100.00%)
tear_rate=normal
|    astigmatic=no: soft (83.33%)
|    astigmatic=yes: hard (66.67%)

