Discovering Associations of Adverse Events with Pharmacotherapy in Patients with Non-Small Cell Lung Cancer Using Modified Apriori Algorithm

Algorithm 3

The pseudocode of join.

Procedure apriori_gen()

(1) for each itemset

(2) for each itemset

(3) if then

(4) ;

(5) if has_infrequent_subset(, ) then

(6) delete ;

(7) else add to ;

(8)

(9) return ;