. 2013 Nov 19;91(1):186–210. doi: 10.1007/s11524-013-9841-8

Table 1.

Sampling approach by city for each type of SDP

SDP type	City	Sampling approach^a
Public HFs: government hospitals, health centers, health posts and dispensaries, child welfare clinics, and maternity homes	All	Census
Preferred private HFs: faith-based, private or nongovernmental hospitals, clinics, doctor’s offices, and nursing/maternity homes	All	Limited to HFs reported by respondents^b
Private pharmacies	Abuja	Random sample of about 100 at the city level
	Kaduna	Random sample of about 100 at the city level
	All others (Benin City, Ibadan, Ilorin, and Zaria)	Census
Private patent medicine stores	All	Random sample of about 100 at the city level

^aThe survey design called for a sample of 100 PMSs and 100 pharmacies in each city. In the cities where there were more than 100 PMSs or pharmacies, a random sample of 100 was selected

^bThough the data represent a census of all preferred private HFs mentioned by respondents, they do not include all private sector HFs within each urban LGA sampling frame