Table 3:
The most important rules extracted from datasets
| Datasets | Rule | Right classified records | Wrong classified records |
|---|---|---|---|
| LD dataset | 1. If cancer is Stage IV and Progesterone Receptor testing is not ordered by oncologist and Age of patient is less than or equal to 42, then the patient is not survived | 19 | 0 |
| 2. If cancer is Stage IV and Tumor size is greater than or equal to 4.5, then the patient is not survived | 48 | 6 | |
| 3. If Positive regional lymph nodes is greater than or equal to 6 and cancer is Stage IV, then the patient is not survived | 21 | 6 | |
| MI dataset 1 | 1. If cancer is Stage IV and Tumor size is greater than or equal to 4 and Her2 testing is ordered by oncologist, then the patient is not survived | 52 | 2 |
| 2. If cancer is Stage IV and Positive regional lymph nodes is greater than or equal to 5, then the patient is not survived | 61 | 15 | |
| 3. If Age of patient is between 54 and 67 and Her2 testing is ordered by oncologist and Positive regional lymph nodes is greater than or equal to 4 and Behavior of cancer is malignant, then the patient is not survived | 19 | 2 | |
| MI dataset 2 | 1. If cancer is Stage IV and Progesterone Receptor testing is not ordered by oncologist, then the patient is not survived | 99 | 20 |
| 2. If cancer is Stage IV and Tumor size is greater than or equal to 5 and Her2 testing is ordered by oncologist, then the patient is not survived | 28 | 1 | |
| 3. If Positive regional lymph nodes is greater than or equal to 9 and Age of patient is greater than or equal to 48 and Removed regional lymph nodes is between 17 and 24, then patient is not survived | 10 | 0 | |
| MI dataset 3 | 1. If cancer is Stage IV and Progesterone Receptor testing is not ordered by oncologist, then patient is not survived | 97 | 18 |
| 2. If cancer is Stage IV and Tumor size is greater than or equal to 4 and Her2 testing is ordered by oncologist, then patient is not survived | 29 | 1 | |
| 3. If Age is greater than or equal to 54 and Her2 testing is ordered by oncologist and Positive regional lymph nodes is greater than or equal to 4, then patient is not survived | 22 | 6 | |
| MI dataset 4 | 1. If cancer is Stage IV and Progesterone Receptor testing is not ordered by oncologist and Her2 testing is ordered by oncologist, then patient is not survived | 48 | 3 |
| 2. If cancer is Stage IV and Tumor size is greater than or equal to 5, then patient is not survived | 60 | 12 | |
| 3. If Positive regional lymph nodes is greater than or equal to 9 and Tumor size is less than or equal to 4 and Age is greater than or equal to 47, then patient is not survived | 20 | 4 | |
| MI dataset 5 | 1. If cancer is Stage IV and Surgery is not recommended, then patient is not survived | 42 | 3 |
| 2. If cancer is Stage IV and Tumor size is greater than or equal to 5 and Her2 testing is ordered by oncologist, then patient is not survived | 22 | 2 | |
| 3. If cancer is Stage IV and Positive regional lymph nodes is greater than or equal to 5, then patient is not survived | 56 | 13 |