I will provide you with medical information from multiple Intensive Care Unit (ICU) visits of a patient, each characterized by a fixed number of features.

{INPUT_FORMAT_DESCRIPTION}

{TASK_DESCRIPTION_AND_RESPONSE_FORMAT}

In situations where the data does not allow for a reasonable conclusion, respond with the phrase `I do not know` without any additional explanation.

{UNIT_RANGE_CONTEXT}

{EXAMPLE}

Input information of a patient:

The patient is a {SEX}, aged {AGE} years.
The patient had {LENGTH} visits that occurred at {RECORD_TIME_LIST}.
Details of the features for each visit are as follows:

{DETAIL}

RESPONSE: