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Related to secondary attack rate: case fatality rate

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.

A Law Dictionary, Adapted to the Constitution and Laws of the United States. By John Bouvier. Published 1856.
References in periodicals archive ?
Twenty-five contacts became ill with EVD; the overall secondary attack rate was 7.9%.
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.
The secondary attack rate was 4% for laboratory-confirmed pandemic (H1N1) 2009, 9% for ILI, and 13% for ARI.
Sensitivity analysis showed that the factors that impacted the cost-effectiveness ratio most are case-fatality rate, patient exposure rate, and secondary attack rate (Figure 4).
The secondary attack rate among persons 18-39 years of age was 41% (7/17; exact 95% confidence interval [CI] 18-67) compared with 21% (3/14; exact 95% CI 4.7-51) for persons 40-63 years of age.
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 (17.04-92.74) 9.09 (0.47-42.88) % (95% Cl) Syringe replacement Every 8 h Every 8 h Disconnection procedure Present Present with risk of transmission 2004 Characteristic Jun 29 Aug 9 No.
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 1,099 primary case-patients, the secondary attack rate was 8.8% (95% confidence interval 7.9-9.7); children had a 2- to 8-fold greater risk than adults.
The secondary attack rate among contacts of patient I was 27%.
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).