Couples filling out the questionnaires responded to queries about their marital satisfaction, conflict patterns, marital communication, marriage stability and other factors.

填写问卷调查的夫妇对有关他们婚姻满意度，冲突类型，婚姻交流，婚姻稳定性以及其他因素方面的询问作出回答。

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Research that Dr. Markman published in 2010 in the Journal of Family Psychology indicates that couples who became unhappy five years into their marriage had a roughly 20% increase in negative communication patterns consistent with nagging, and a 12% decrease in positive communication.

WSJ: Nagging in Marriage Is More Common Than Adultery But Can Also Lead to Divorce