The primary object of the survey was to identify contraceptive fool around with and you may thinking into the birth prevention include in Sweden

To get the advice you’ll need for appropriate action facing the fresh higher numbers of unwanted pregnancies, a nationwide questionnaire off 1000 ladies representative of your own Swedish girls people was conducted. Secondary objectives would be to look at the the details females have regarding birth-control strategies, why female choose never to explore birth-control as well as how it deal with unexpected and you can unwanted pregnancies.

Issue and techniques

The device questionnaire are did by the TNS Sifo?s experts in medical care surveys-Navigare. TNS Sifo ‘s the Swedish department from TNS- a global company aimed at markets surveys. It actually was projected you to definitely one thousand ladies was enough to end up being in a position to carry out good subgroup analyses of different decades intervals. Lady within many years sixteen–forty-two was basically provided and you can identified through the databases “Level KONSUMENT” which takes care of 90% of all of the somebody over the age 16 decades in Sweden. Good ple was removed for females old 16–20 in order to get an effective stratification to own young women. More information on the fresh new database from inside the obtainable in secondary suggestions (S1 Document). To fix towards simple fact that more youthful women can be faster represented when you look at the cell records the fresh proportion from younger some body try increased by the something of just one.dos considering fundamental doing work process. One another repaired and you can mobile phone numbers were used to get hold of the fresh new female. Doing step 3 effort were made to arrive each person lady, having fun with each other repaired and you will cellular number, just before these people were included in the get in touch with inability group. Every person regarding get in touch with inability class was replaced from the an excellent lady in identical age class.

The newest distribution of your demographical properties of men and women in the considering try is definitely as compared to questioned shipments offered by the new Tax Power. This new demographical attributes that are compared are the ones within the newest Tax Power sign in eg age and you may places where some body alive. Therefore, these represent the attributes that is certainly corrected to own. New Income tax Expert cannot offer statistics into the most recent earnings otherwise ethnic records in order to industrial businesses when paired to help you personal identity quantity. Thus, there is no way to improve for these services. Ergo, the bias hence stays can not be remedied for as long as the analysis is carried out since a telephone questionnaire.

All women who have been reached was in fact told towards objectives from the new questionnaire before wanting to know and that the private information create end up being coded and you may handled private and wouldn’t be readily available for brand new administrator of one’s declaration. Every woman was in fact told the survey is actually a partnership between a pharmaceutical providers (MSD Sweden) and you may separate boffins. Immigrant females were omitted if they had not enough experience in the newest Swedish language understand the questions which was evaluated because of the elite group interviewer.

Ethics statement

All of the agree was acquired vocally as it is traditional when you look at the cellphone surveys. All women got a solution to answer questions and quit the device questionnaire any moment. Authored agree are hence not considered as a necessary part out of the fresh protocol. New verbal advised concur is registered regarding the topic file. Adult concur was acquired by interviewer if the interviewed individual is actually a minor. The new adult agree was registered about topic document. Verbal subject and you will parental consent therefore the studies therefore were approved by the Moral Review Panel from Karolinska Institutet, Stockholm, Sweden (allow nr -31/5).

The fresh new survey consisted of ten concerns towards the demographic properties of females such as for example as many years, and this an element of the country and you will what sort of society it inhabit (town, country side higher town etc), a career updates, instructional height, civil condition, earnings throughout the household, and you may ethnic background (produced into the Sweden, moms and dads born into the Sweden an such like).