Rwegian physicians with mailed questionnaires.The original panel was based on an invitation to active Norwegian physicians, randomly chosen in from the master file of your Norwegian Medical Association, which incorporates nearly all medical doctors in Norway.The physicians who agreed to participate were Undecanoate manufacturer representative from the total physician function force when it comes to age, sex, specialty and spot of work.Whenever new younger members had been to become included, a group of randomly chosen physicians had been invited.The number of invitees was estimated based on the age composition of all active physicians, taking into account that only about would agree to participate.Within this way the unbalanced cohort has remained representative, with only negligible deviations.The cohort was supplemented with approximatelyRosta J, et al.BMJ Open ;e.doi.bmjopenOpen Access young physicians in , young doctors in and in .Over the same period doctors have left the panel because of retirement, death or voluntary withdrawal.The sample comprised medical doctors.The response rates ranged from to .The present study is based primarily on responses from junior and senior hospital medical doctors.The numbers of junior and senior medical doctors in the waves of the survey were distinctive (table).As shown in figure , there is a rather considerable attrition and renewal in the groups of junior and senior physicians among each round.This is since some respondents retire, withdraw from the panel or change their profession or position (eg, general practitioner (GP), specialist in private practice, researcher or medical doctor in administrative function).A couple of senior doctors (n) come to be junior medical doctors once they create their experienced career on a subspecialty or possibly a second specialty.Measurements Weekly operating hours The following query was asked at all points in time “In an average operating week, approximately how many hours do you spend on Operating with patients, meetings, paperwork, telephones, other tasks.” Graphically the time elements had been ordered vertically, along with the respondents have been to calculate their very own total variety of hours.Based on respondents’ feedback, the questionnaire was slightly revised to also single out secondary position, and from it also specified the time spent on oncall perform and qualified update which include reading or attending courses.The questionnaire layout in was In an average functioning week, which includes oncall duties and any secondary position, about how several hours do you devote on Patient operate (all direct patient or peer contacts, including telephones, and so forth) Meetings (group meetings, supervision, and so on) Paper function, telephones, emails, and so on Skilled update Other jobrelated tasks Sum total number of hours per week Hours per weekspecialty The response alternatives were `could be shorter’, `about right’ and `could be longer’.This query was answered by junior and senior doctors.Job situation and specialty In all waves in the survey we asked about job scenario and healthcare specialty.Job scenario is grouped into hospital medical doctors (seniors and juniors), GPs, private practice specialists, researchers, physicians in administrative positions and other folks.Within the present write-up we concentrate on the seniority level senior and junior hospital medical doctors.Senior physicians are specialists permanently employed PubMed ID:http://www.ncbi.nlm.nih.gov/pubmed/21447296 by the hospital trusts.Junior physicians are specialists in instruction with restricted contracts using the hospital trusts.Specialists generally surgery or general internal medicine ordinarily continue on a subspecialist career,.