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Emergency & Urgent Care

How Hong Kong A&E triage works, and what the wait times mean

Hong Kong A&E departments treat by clinical urgency, not arrival order. What the five triage categories mean, how to read published waiting times, and when a clinic is the better choice.

Also available in: 急症室分流五級制:等候時間是怎樣決定的, 香港急诊室五级分流:等候时间是怎么决定的

If you have used an emergency department in the UK, the US or Australia, Hong Kong's will feel familiar in structure and unfamiliar in pace. The single thing worth understanding before you go: you are not seen in the order you arrive.

Triage decides everything

Every patient is assessed by a triage nurse on arrival and placed in one of five categories. That category, not your arrival time, determines when a doctor sees you.

CategoryMeaningWhat it looks like
ICriticalCardiac arrest, major trauma, unresponsive
IIEmergencyChest pain, stroke symptoms, severe breathing difficulty
IIIUrgentSerious but stable — significant injury, severe pain
IVSemi-urgentMinor fractures, moderate pain, persistent vomiting
VNon-urgentMinor cuts, mild fever, longstanding complaints

Category I patients are treated immediately. Category II is close to immediate. Everything published as a "waiting time" — including on this site — describes what happens below those two tiers.

What the published waiting time actually measures

The Hospital Authority publishes A&E waiting times that we mirror on the A&E waiting times page, refreshed every fifteen minutes. Two things about that number surprise people:

  • It is a Category III figure. It is the wait experienced by urgent-but-stable patients. If you are triaged Category IV or V, expect to wait considerably longer than the headline number.
  • It is backward-looking. It reports what recently arrived patients experienced, not a prediction of your wait. A single major incident can change conditions at a hospital within minutes of the figure being published.

So the number is genuinely useful for choosing between two nearby hospitals, and genuinely unreliable as a promise about your own evening.

When A&E is the wrong choice

A&E exists for emergencies, and using it for anything else means a long wait for you and a longer one for everyone behind you. For minor illness, a General Outpatient Clinic or Family Medicine Clinic is faster and much cheaper — see the clinic directory for locations and quota information.

Go to A&E without hesitating for chest pain, stroke symptoms (sudden weakness, facial droop, difficulty speaking), severe breathing difficulty, heavy bleeding, or a serious injury.

What it costs

From 1 January 2026, an A&E attendance is HK$400 for eligible persons — broadly, Hong Kong ID card holders — and it is waived entirely for Category I and Category II patients. If you don't hold a Hong Kong ID card, the fee is HK$2,100 per attendance. Full figures for every service are on the fees page.

What to bring

  • Your Hong Kong ID card, or your passport if you don't have one
  • A list of your current medications, or the medications themselves
  • Any relevant recent medical documents
  • A means of payment, and your insurance details if you have cover

Bring a phone charger and expect the wait to be longer than you planned for. Hong Kong's public A&E departments are heavily used, particularly in winter.

Sources

Figures on this page come from the official sources below. Where they disagree with this page, the official source is correct.

This is general information, not medical advice. Read the medical disclaimer

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