Giant-cell arteritis
Table:
Giant-cell arteritis
Other names	Temporal arteritis, cranial arteritis,[1] Horton disease,[2] senile arteritis,[1] granulomatous arteritis[1]

The arteries of the face and scalp.
Specialty	Rheumatology, emergency medicine
Symptoms	Headache, pain over the temples, flu-like symptoms, double vision, difficulty opening the mouth[3]
Complications	Blindness, aortic dissection, aortic aneurysm, polymyalgia rheumatica[4]
Usual onset	Age greater than 50[4]
Causes	Inflammation of the small blood vessels within the walls of larger arteries[4]
Diagnostic method	Based on symptoms and blood tests, confirmed by biopsy of the temporal artery[4]
Differential diagnosis	Takayasu arteritis,[5] stroke, primary amyloidosis[6]
Treatment	Steroids, bisphosphonates, proton pump inhibitor[4]
Prognosis	Life expectancy (typically normal)[4]
Frequency	~ 1 in 15,000 people a year (> 50 years old)[2]

With reference to the table, state whether the hypothesis is entailed, neutral, or refuted. Output only the JSON object {"answer": "YOUR ANSWER"}.

Sentence: Giant-cell arteritis only occurs in people over the age of 50.

answer: neutral