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Novel influenza A (H1N1) in Tokyo

Last updated March 17, 2010

1. Number of cases

As of August 24, 2009, the total number of novel influenza cases in Tokyo is 1187.

^* Several cases changed in status are excluded　

１-2. Number of novel influenza cases by epidemiological week of receipt

(N=1,187)

1-3. Number of novel influenza cases by age group

(N=1,187)

As of March 7, 2010, there were 505 hospitalized novel influenza cases, including 9 deaths.

Hospitalized Cases	Deaths
505	9

2-2 Number of hospitalized novel influenza cases by epidemiological week of onset

(N=505)

2-3 Case characteristics for hospitalized cases with novel influenza

(N=505)

	Number	Rate
Chronic lung disease	124	24.6
Chronic cardiac disease	13	2.6
Chronic renal disease	3	0.6
Chronic liver disease	3	0.6
Neural disease and neuromuscular disease	10	2.0
Blood disease	5	1.0
Diabetes	7	1.4
Immunodeficiency	8	1.6
Pediatric chronic disease	3	0.6
Other underlying disease	5	1.0
Pregnancy	2	0.4

2-4 Number of hospitalized novel influenza cases by age group

(N=505)

	Ministry of Health, Labour and Welfare
	Infectious Disease Surveillance Center
	WHO
	CDC