Description of all samples purchased using mystery clients and overt sampling approaches in Enugu, Nigeria; N = 2865.

AM = artemether; ADQ = -amodiaquine; ART = artemisinin; AS = artesunate; DHA = dihydroartemisinin; LUM = lumefantrine; MEF = mefloquine; PIP = piperaquine; PYR = pyrimethamine; SULDOX = sulfadoxine; SULFMEX = sulfamethoxypyridazine; PHCs = public health facilities; PMVs = patent medicine vendors; WHO = World Health Organisation. aonly pharmacies and patent medicine vendors were compared as public health facilities were not visited during the overt sampling approach. bno significant difference (p = 0.29) between the proportion of monotherapy tablets purchased using the mystery clients (5.5%) and overt (4.6%) sampling approaches. Description of all samples purchased using mystery clients and overt sampling approaches in Enugu, Nigeria; N = 2865.