Table 1.

Subject selection.

Database	Private (CCAE)		Medicaid (MDCD)		Medicare (MDCR)
	Retained	Excluded	Retained	Excluded	Retained	Excluded
Met age requirement1	25,791,353		1,905,877		3,042,893
Not in database for ≥1 year		9,529,651		577,802		815,715
Exclusion diagnosis in past year		198,072		146,951		161,739
Dispensed an AD in past year		1,942,436		175,260		321,987
Study cohort2	14,121,194		1,005,864		1,742,452
No AD dispensed in 2011		13,572,434		957,464		1,664,954
AD dispensed in 2011 but no accompanying depression diagnosis3		378,271		27,586		64,097
Incident PTD cases	170,489		20,814		13401

¹Age in 2011 was 14–60 years (inclusive) for CCAE and MDCD, or at least 65 years for MDCR.

²The population from which the pharmaceutically treated depression patients were identified, i.e., the base population from which incidence rates were calculated.

³To be considered an accompanying depression diagnosis, the diagnosis needed to be between 30 day before and 180 days after the AD dispensing.