Table 3.

Adherence to any antidepressants at 6 months across patterns of prescriptions

Pattern of prescriptions	Cases	%Adherent (95% CI)	MPR
			mean	SE
1. Received only one drug	195	30 (24-36)	0.57	0.02
2. Ever received 2 drugs at the same date	130	62 (54-70)	0.83	0.02
3. Switched from initial drug to a different one	263	39 (34-45)	0.63	0.02

* Patients qualify as being adherent if MPR is greater than 0.80