Danielle Schubbe, Sarah Cohen, Renata W Yen, Maria Vd Muijsenbergh, Peter Scalia, Catherine H Saunders, Marie-Anne Durand
Does pictorial health information improve health behaviours and other outcomes? A systematic review protocol
BMJ open
study examined item response theory irt method statistical analysis determine differential item functioning dif men women ways coping checklist wocc instruments revised vitaliano russo carr mauiro becker 1985 furthermore utilized primary data 722 respondents educational backgrounds ranging senior high school diplomas doctorates software packages quest bilogmg lisrel iteman used analysis address concerns meanwhile several items wocc instrument indicated presence dif based calculation results using irt method quest bilogmg software according overall calculation 1 pl 2 pl using tools 8 items containing dif distributed dimensions problem solving seeking social support blaming self wishful thinking