Procedures
Study was in fact taken from brand new 2011 Multiple Signal Cluster Survey (MICS) from inside the Vietnam. That it cross-sectional survey is actually held by the Standard Statistics Place of work of Vietnam at the the newest federal peak getting urban and you may outlying areas and for Vietnam’s six nations: Red-colored River Delta, Northern Midlands and you will Mountain components, Northern Main city and Central Coastal city, Main Highlands, South-east, therefore the Mekong Lake Delta. Two-stage strata (metropolitan and you will outlying) sampling was utilized to pick a dozen,000 home agents from which 11,642 was in fact introduce during the newest survey. The initial stage is carried out with the opportunities proportional to help you proportions sampling approach. In the second phase, 20 houses during the chose census enumeration elements was chosen at random regarding the set of most of the homes. Continuer la lecture de « The independent changeable try ages initially sexual intercourse’ »