The phrase "a common outbreak" is correct and usable in written English.
It can be used to describe an event or situation where a disease or condition occurs frequently within a specific area or population.
Example: "The health department reported a common outbreak of flu cases in the region this winter."
Alternatives: "a widespread outbreak" or "a frequent outbreak".
Identification of identical MLVA profiles in E. coli isolates from all cases, previously not seen in any E. coli isolate from humans, animals or foods in Norway, strongly indicates the existence of a common outbreak source associated and restricted to this day-care centre.
Four case-patients were also diagnosed by isolation of Lp1 from respiratory secretions; 3 were Benidorm strain (MAb pattern 1, 2, 5, 7), a common outbreak strain, and one was Denver strain (MAb pattern 1, 3, 6), a relatively rare strain not previously associated with outbreaks.
Given that two or three reported cases are required to recognize and define a common source outbreak, many small- and moderate-sized outbreaks escape detection.
Epidemiological investigations into the Fusarium outbreak in the United States in 2006 showed that a common source outbreak, or transmission between patients, was unlikely but rather that diverse environmental sources were implicated [ 3, 7].
The epidemic curve and the results of the AFLP analysis of Campylobacter positive samples suggest a common source outbreak.
Of those patients who reported >1 underlying condition, 21 (2.2%) were identified as being part of a common source outbreak.
The nucleotide sequence homologies of the protease 3C region among the 14 Korean isolates of CA24v were high (98.1% to 100%), consistent with a common source outbreak.
Table 4 describes the most common outbreak contributing factors, which for 24 outbreaks was prolonged infectiousness.
However, the second most common outbreak type isolated, defined by HS serotype O 2, hipp.
However, most outbreaks occurred within certain periods and climatic parameters, with May, June, and July being the most common outbreak months, followed by April, August, and September.
Given the predominance of patients with substance abuse in our review, it is not surprising that prolonged infectious period was the most common outbreak contributing factor.
