Volume 8, Number 6—June 2002
Research
Medical Care Capacity for Influenza Outbreaks, Los Angeles
Table 1
Peak period of influenza detectionsa reported to the World Health Organization’s influenza laboratories, U.S. Region IX, 1991–1998
Influenza season | |||||||
---|---|---|---|---|---|---|---|
1991–92 | 1992–93 | 1993–94 | 1994–95 | 1995–96 | 1996–97 | 1997–98 | |
Peak no. of influenza detections/ 4-wk period (% positive) | 192 (28) | 57 (10) | 173 (26) | 61 (13) | 164 (21) | 117 (22) | 445 (27) |
Peak 4-wk period week no. | 2–5 | 53 b–3 | 52–3 | 9–12 | 51–2 | 51–2 | 52 b–2 |
a Includes viral isolations and positive antigen tests.
bYear extended over 53 weeks.