A corner-sectional data is through with a real estate agent probabilistic test away from teens living for the Santiago Island, Cape Verde, from inside the 2007.
Cape Verde try an enthusiastic archipelago including ten countries (9 of which was populated) located in the latest Atlantic Ocean, whenever five-hundred km west of photography equipment, consuming 4.033 km 2 . This study is actually conducted on the Santiago Area, representing the largest terrestrial facial skin (991 kilometer 2 ) and you can population into the Cape Verde https://gorgeousbrides.net/da/russiske-brude/, which have whenever society, 10 54% of full society.
A-two-stage probabilistic attempt strategy was operating. From inside the phase you to definitely (strata testing) stratification is conduced for each and every local government: you will find pulled a random selection of the brand new schools by the local government. In the stage one or two (party sampling) the newest section is actually conduced for every college courtesy a random mark from children on the 7th into the 12th stages, in most the latest selected schools. Which attracting is very important as it results in a record off all people with decimal qualities of great interest. In other words, new list of all children have to proceed with the inclusion requirements in the for every single draw. Within this study, eight of sixteen personal schools of the Island municipalities was basically included.
The latest try proportions is actually in line with the portion of sexual energetic teenagers (83,6%) into take to error repaired at step three,0% and rely on level of 95,0%. Offered a people-centered out-of youngsters, the dimensions of the newest sample was estimated from inside the 576 teens, to which twenty eight.0% have been added to make up ultimate losings. Fortsett å lese Only those that has started the sexual existence was basically experienced, resulting in the difference off eight hundred teens