factors cvd ref name schonfeld case control study involving two large us data sets murphy found hazardous work situations jobs required vigilance responsibility others work required attention devices related increased risk cardiovascular disability included jobs transportation eg air traffic controllers airline pilots bus drivers locomotive engineers truck drivers preschool teachers craftsmen among studies involving men women found association workplace stressors cvd fredikson sundin frankenhaeuser found reactions psychological stressors include increased activity
Social science Psychology Occupational health psychology