The Abbreviated Mental Test 4 (AMT-4) is a brief cognitive screening tool used primarily in the elderly population. It is designed to quickly assess mental impairment, particularly in settings where time is limited, such as in emergency departments or primary care. The AMT-4 is a simplified version of the original Abbreviated Mental Test (AMT), which consists of 10 items. The AMT-4, as the name suggests, includes only four items, making it quicker and easier to administer. 

The clinical utility of the AMT-4 is to identify cognitive impairment, which can be indicative of conditions such as dementia or delirium. It is particularly useful in situations where a more comprehensive cognitive assessment is not feasible due to time constraints or patient condition. 

The AMT-4 is not recommended for use in patients with pre-existing cognitive impairment, as it may not accurately reflect changes in cognitive status. Additionally, it may not be suitable for use in patients with severe illness or those who are unable to communicate effectively.

Abbreviated mental test 4 (AMT-4)

# Criteria
 ## Age
A. Correct (+1)
B. Incorrect (+0)
## Date of birth
C. Correct (+1)
D. Incorrect (+0)
## Place
E. Correct (+1)
F. Incorrect (+0)
## Year
G. Correct (+1)
H. Incorrect (+0)

# Conditions
- score == 4
- score < 4
- score == 0