Volume 11, Number 2—February 2005
Quarantine for SARS, Taiwan
|Interval (d)||Period 1 (N = 161)||Period 2 (N = 146)||Period 3 (N = 166)||Mean difference (p value)|
|Onset to diagnosis||3.6398||2.0959||–||1.5439‡ (< 0.0001)|
|Onset to diagnosis||–||2.0959||2.6024||0.5065 (0.0722)|
*5 cases deleted because of missing information on the relevant dates and 2 case-patients deleted because their onsets of SARS did not occur during the 3 periods of 2/25–6/15.
†Period 1 (2/25–4/27), time from onset of first case to the day before implementation of intervention measures including level B quarantine; period 2 (4/28–5/9), time from implementation of intervention measures to the implementation of expedited classification procedure; period 3 (5/10–6/15), time of the expedited classification procedure to the date of onset of the last SARS case.
‡Denotes significance at 1% level.