Instructions: Indicate the presence of numerical data in the abstract (whether numerical data plays a key role in medical records), solely using the information from the abstract.
Input: Abstract: Five patients suffered injuries around the wrist complicated by acute tunnel syndrome. Pain associated with median nerve paraesthesia or hypo-aesthesia are indications for urgent treatment; in four patients where operation was delayed, the outcome was poor. 
Question: Does the abstract contain any numerical data?
Output:
No