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Related to secondary attack rate: case fatality rate


adjective accessory, alternative, ancillary, auxiliary, collateral, contingency, derived, following, indirect, inferior, junior, less important, lesser, minor, subaltern, subordinate, subsequent, subsidiary, substitute, unessential, unimportant, vicarious
Associated concepts: secondary boycott, secondary evidence, secondary liability
See also: ancillary, circumstantial, collateral, contributory, deputy, derivative, extrinsic, immaterial, incidental, inferior, insignificant, minor, null, pendent, peripheral, plenipotentiary, replacement, slight, subaltern, subordinate, subservient, subsidiary, succedaneum, supplementary, unessential

SECONDARY, construction. That which comes after the first, which is primary: as, the primary law of, nations the secondary law of nations.

SECONDARY, English law. An officer who is second or next to the chief officer; as secondaries to the prothonotaries of the courts of king's bench, or common pleas; secondary of the remembrancer in the exchequer, &c. Jacob, L. D. h.t.

References in periodicals archive ?
Somewhat higher secondary attack rates occurred among contacts who were family or household members of their source case-patient and among contacts of probable case-patients.
Although the overall 26% secondary attack rate of laboratory-confirmed 2009 pandemic influenza A (H1N1) virus infection appears comparable to that for laboratory-confirmed seasonal influenza, more studies are needed to better understand the secondary attack rates in both traditional and nontraditional household settings.
Household transmission of the 2009 pandemic A/ H1N1 influenza virus: elevated laboratory-confirmed secondary attack rates and evidence of asymptomatic infections.
Sixth, the secondary attack rate for cabin contacts may be an overestimate because passengers with negative NAT results were not tested for other respiratory infections, and passengers with onset of symptoms >24 hours after symptoms developed in a cabinmate were assumed to be secondary, rather than co-primary cases.
Because early case finding was most intensive among high school children associated with school outbreaks, our cohort may have been biased in favor of households where the index case-patients were children; however, this would not explain a lower secondary attack rate among adult household contacts.
Secondary attack rate for influenza A pandemic (H1N1) 2009, by travel history, Sichuan Province, China, June 2009 Group Total no.
cases of transmission 3 1 Time between carrier scan 2 h 17 min 32 min and case scan Hospital A A Secondary attack rate, 60 (17.
Secondary attack rates in susceptible persons are difficult to estimate and distinguish from carriage rates (2), and we varied these from 5% to 50%.
Among 3,916 contacts of the 1,099 primary case-patients, the crude secondary attack rate was 8.
Because of the low infectious dose of the agent (10-100 viral particles can induce symptoms), outbreaks are characterized by a high secondary attack rate (7).
For 240 household members for whom information was available, rash that met the clinical case definition developed in 20 in 7 to 21 days after exposure to [is greater than or equal to] 1 index cases in a household (household secondary attack rate 8.
Over the 4-year study period, the secondary attack rate for colds in the intervention group was 7%, versus 20% in the control group.