Objective To study how class groups of career guidance influence university students' career values and communication apprehension.Methods A total of 92 students,tested by Personal Report of Communication Apprehension(PRCA-24),were divided into high,medium,and low levels of communication apprehension groups.The instructor used double-blind design method to implement eight times of classes in group career guidance intervention.The effect was assessed by Career Values Inventory and PRCA-24.Results ①Career values was negatively correlated with...