Identifying the Association Rules between Clinicopathologic Factors and Higher Survival Performance in Operation-Centric Oral Cancer Patients Using the Apriori Algorithm
Table 2
Ranking of the top 10 best rules found in survival larger than 36 months.
Body*1
No.
Head*1
No.
Confidence
Lift*2
Leverage
Conviction
Grade/differentiation = 2 Clinical stage group = early
49
Primary site = tongue Group = OP
27
0.55
1.91
0.05
1.52
Primary site = tongue Group = OP
78
Grade/differentiation = 2 Clinical stage group = early
27
0.35
1.91
0.05
1.23
Primary site = tongue Clinical stage group = early
70
Grade/differentiation = 2 Group = OP
27
0.39
1.9
0.05
1.27
Grade/differentiation = 2 Group = OP
55
Primary site = tongue Clinical stage group = early
27
0.49
1.9
0.05
1.41
Grade/differentiation = 2
60
Primary site = tongue Clinical stage group = early Group = OP
27
0.45
1.88
0.05
1.34
Primary site = tongue Clinical stage group = early Group = OP
65
Grade/differentiation = 2
27
0.42
1.88
0.05
1.3
Primary site = tongue
88
Grade/differentiation = 2 Clinical stage group = early Group = OP
27
0.31
1.81
0.04
1.18
Grade/differentiation = 2 Clinical stage group = early Group = OP
46
Primary Site = tongue
27
0.59
1.81
0.04
1.55
Grade/differentiation = 2
60
Primary site = tongue Clinical stage group = early
27
0.45
1.74
0.04
1.31
Primary site = tongue Clinical stage group = early
70
Grade/differentiation = 2
27
0.39
1.74
0.04
1.24
Stages 0 to 3 of clinical stage group and pathologic stage group as shown in Table 1 are regarded as early and stage 4 is regarded as late stage in Table 2. The best rules with lift >1.5 were shown here.