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Re: Seasonal Flu 2008 - 2009
Situation in Hong Kong
(As of 8 Jan 2009)
The influenza activity in Hong Kong
remained at low level.
For the week ending 3 Jan 2009
(week 1), the average consultation rates for
ILI among sentinel private doctors (Figure
1) and general outpatient clinics (Figure 2)
were 28.1 and 2.9 (per 1,000 consultations)
respectively. In the same week, 0.68% of
children in the sentinel child care centres
(Figure 3) and 0.14% of residents in the
sentinel residential care homes for the
elderly (Figure 4) had fever. The
consultation rate for ILI among chinese
medicine practitioners (Figure 5) was 6.19
per 1,000 consultations.
Influenza detection was 30 in week 1.
Laboratory surveillance detected 15
influenza A (H1N1) viruses, 5 influenza A
(H3N2) viruses and 9 influenza B viruses
(Figure 6).
In week 1, there were no influenza
outbreaks (Figure 7). In the first 5 days of
week 2 (as of 8 Jan 2009), there were no
confirmed influenza outbreaks.
remained at low level.
For the week ending 3 Jan 2009
(week 1), the average consultation rates for
ILI among sentinel private doctors (Figure
1) and general outpatient clinics (Figure 2)
were 28.1 and 2.9 (per 1,000 consultations)
respectively. In the same week, 0.68% of
children in the sentinel child care centres
(Figure 3) and 0.14% of residents in the
sentinel residential care homes for the
elderly (Figure 4) had fever. The
consultation rate for ILI among chinese
medicine practitioners (Figure 5) was 6.19
per 1,000 consultations.
Influenza detection was 30 in week 1.
Laboratory surveillance detected 15
influenza A (H1N1) viruses, 5 influenza A
(H3N2) viruses and 9 influenza B viruses
(Figure 6).
In week 1, there were no influenza
outbreaks (Figure 7). In the first 5 days of
week 2 (as of 8 Jan 2009), there were no
confirmed influenza outbreaks.
In week 1, hospital admission rate due
to influenza for the elderly 65 years old or
above was 0.05 (per 10,000 people in the
age group) (blue line in Figure 8) and that
for children aged 0 to 4 years was 0.41 (per
10,000 people in the age group) (red line in
Figure 8).
to influenza for the elderly 65 years old or
above was 0.05 (per 10,000 people in the
age group) (blue line in Figure 8) and that
for children aged 0 to 4 years was 0.41 (per
10,000 people in the age group) (red line in
Figure 8).
For the week ending 3 Jan 2009, no
children aged 12 years or below were
reported to have severe complications
related to influenza.children aged 12 years or below were
reported to have severe complications
were positive. 
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