The following statement about pressure ulcers is incorrect: (20 19 Jiangsu Provincial Hospital Suqian Branch (Suqian First People's Hospital) Recruitment 93 Announcement-18-)

Braden risk factor assessment table is a common method to predict the occurrence of pressure ulcers. The evaluation content includes six parts: feeling, humidity, activity, fluidity, nutrition, friction and shear force. The total score ranges from 6 to 23. The less the score, the higher the risk of pressure ulcers. The score is ≤ 18, which indicates that the patient is in danger of pressure ulcer, and preventive measures are suggested.