PSQI* score and prevalence of poor sleep quality among the three groups.

* PSQI = Pittsburgh Sleep Quality Index, DTC = differentiated thyroid cancer;# analyzed by Kruskal-Wallis test;$ analyzed by χ2 test.PSQI* score and prevalence of poor sleep quality among the three groups.* PSQI即匹兹堡睡眠质量指数（Pittsburgh Sleep Quality Index），DTC即分化型甲状腺癌（differentiated thyroid cancer）；# PSQI评分采用克鲁斯卡尔-沃利斯检验（Kruskal-Wallis test）进行分析；$ 睡眠质量不佳的患病率采用卡方检验（χ2 test）进行分析。本研究分析了三组受试者的PSQI评分与睡眠质量不佳的患病率。