Table 2: The original decision table of patients’ symptoms.
Body Temperature
Dry cough
Headache
Influenza
1
1
1
1
1
1
2
1
1
0
1
1
3
2
1
0
0
1
4
2
0
1
1
5
2
0
1
1
6
2
0
1
0
7
2
1
1
1
1
8
3
0
1
1
9
3
0
1
0
10
3
1
1
0
1
Note: in the table, body temperature : 1 means high, 2 means slightly higher, and 3 means normal; for dry cough , headache , influenza : 1 means yes and 0 means no.