The national policing wellbeing survey results show almost a third of police officers (29.2 per cent) are affected by fatigue ALMOST a third of police officers are suffering extremely high levels of fatigue, figures reveal. The national policing wellbeing survey results show almost a third of police officers (29.2 per cent) are affected. More than 22,000 officers and staff took part in the survey which is in conjunction with the Policing Research Unit at Durham University. The aim of the survey is to give every member of the policing workforce across England and Wales the opportunity to state how they truly feel at work.