It has even been suggested that she made the decision to purge her husband. Though it cannot be known whether she also proposed killing him, it is not surprising that she believed that, with her own health failing, she could not leave the family dynasty to her husband’s care.
血缘关系决定了即便丈夫遭到清洗和处决（其家人也遭到禁锢），金敬姬仍能保持政治地位。甚至有消息说是她决定清洗丈夫。尽管无法得知她是否还建议除掉张成泽，但健康状况日益恶化的她认为不能让金氏王朝落入其夫之手并不令人奇怪。