Stojanović V, Lazarov A, Cakmakov D, Palcevski G, Janevski M, Spirova S, Mikić M, Popova S
Jugosl Ginekol Opstet. 1979 Jan-Feb;18(1):29-32.
A total of 6930 pupils born between 1955 and 1966 were inquired by a questionnaire. It has been found that painful menstruation was present in 2786 pupils (40.20%) Along with a high percentage of painful menstruations, a high percentage of menstrual disturbances was recorded in younger pupils. Certain differences were found among the nationalities and also in relation to pupils from towns and villages.
通过问卷调查了1955年至1966年间出生的6930名学生。结果发现,2786名学生(40.20%)有痛经现象。除了痛经比例较高外,较年轻的学生中月经紊乱的比例也较高。在不同民族以及来自城镇和乡村的学生之间发现了一些差异。