58.8% of patients with prosthetic heart valve replacement had sleep disturbances, in which difficulty maintaining sleep (94.7%) and difficulty falling asleep (84.2%) accounted for the highest proportion with the average time to fall asleep was 53.0 ± 28.1 minutes, the average number of awakenings per night was 3.0 ± 1.1 times and the average time to go back to sleep after being awake was 20.6 ± 18.0, early morning awakening accounted for 12.3% with an average early wake-up time of 13.3 ± 25.2 (minutes) and no patient had complete insomnia.