Treatment adherence among new triptan users: a 2-year cohort study in Taiwan

Table 3 Persistence, switching, and discontinuation at each refill (N = 13,951), % of total cohort

	N	Within-class switchers	Between-class switchers	Discontinuers	% Persistent users	% Within-class switchers	% Between-class switchers	% Discontinuers
Index	13951
1st refill	4787	1	5705	3458	34.31	0.01	40.89	24.79
2nd refill	2775	0	1206	807	19.89	0	8.64	5.78
3rd refill	1922	0	477	376	13.78	0	3.42	2.70
4th refill	1457	0	279	186	10.44	0	2.00	1.33
5th refill	1148	0	181	128	8.23	0	1.30	0.92
6th refill	916	0	128	104	6.57	0	0.92	0.75
7th refill	780	0	63	73	5.59	0	0.45	0.52
8th refill	648	0	44	88	4.64	0	0.32	0.63
9th refill	540	0	43	65	3.87	0	0.31	0.47
10th refill	453	0	20	67	3.25	0	0.14	0.48
11th refill	396	0	15	42	2.84	0	0.11	0.30
At 2 years	13951	1	8161	5394	4.00	0.01	58.50	38.7

ISSN: 1129-2377