The 4AT or 4 ’A’s Test is a simple and short (<2 min) delirium detection tool purposely designed for easy clinical use. It does not require special training. The 4AT is the most validated delirium tool in the literature, with 33 diagnostic test accuracy studies involving >6000 patients. It is highly sensitive and specific.

The 4 A’s Test for Delirium Screening diagnoses delirium in older patients.

4AT user guide. The 4AT has 4 items, each of which begins with an ‘A’: 1. Alertness. 2. AMT4: Abbreviated Mental Test - 4. 3. Attention: Months of the Year Backwards. 4. Acute change or fluctuating course. The 4AT does not require special training.

The 4 'A's Test (4AT) is a bedside medical scale used to help determine if a person has positive signs for delirium. [1] [2] The 4AT also includes cognitive test items, making it suitable also for use as a rapid test for cognitive impairment. [3]

The 4AT consists of four items: (1) alertness, (2) Abbreviated Mental Test-4 (AMT-4), (3) attention (Months Backwards test), and (4) acute change or fluctuating course. Items 1 and 4 are graded 0 (negative) or 4 (positive), while items 2 and 3 are graded 0, …

The 4AT is a screening instrument designed for rapid and sensitive initial assessment of cognitive impairment and delirium. A score of 4 or more suggests delirium but is not diagnostic: more detailed assessment of mental status may be required to reach a

Download the 4AT delirium assessment tool in PDF or Word format. Free access to this widely-used screening tool for healthcare professionals.

2024年12月4日 · The 4AT is suitable for use in normal clinical practice and allows assessment of severely drowsy or agitated patients. Due to practice effects with specific test items, the 4AT is not designed for repeated daily monitoring for delirium. The 4AT can be used at first patient contact or at other times when delirium is suspected.

The 4 'A's test (Arousal, Attention, Abbreviated Mental Test - 4, Acute change) (4AT) is a screening tool designed for routine use. This project evaluated its usability, diagnostic accuracy and cost.

2019年7月24日 · The 4 ‘A’s Test (4AT, www.the4AT.com) is a short delirium assessment tool designed for routine use without special training. The primary objective was to assess the accuracy of the 4AT for delirium detection. The secondary objective was to compare the 4AT with another commonly used delirium assessment tool, the Confusion Assessment Method (CAM).