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Table 4 Comparison of performance measures among the NPI ∗ , the baseline, and ad hoc NPI strategy using results from the 2-level experiment with the low transmissibility scenario

From: Design of non-pharmaceutical intervention strategies for pandemic influenza outbreaks

Performance measure

Baseline

NPI

NPI∗

Performance measure

Baseline

NPI

NPI*

IAR

33.06%

20.62%

1.83%

Infections 0-19 yrs.

225,467

156,849

14,345

CFR

0.69%

0.37%

0.03%

Infections 20-64 yrs.

91,959

43,135

3,346

Pandemic Duration (Days)

135

350

75

Infections 65-99 yrs.

17,645

8,975

857

Total Contacts

1,177,393

738,716

71,771

Infections Households

37,562

65,107

7,470

Contacts 0-19 yrs.

818,912

618,661

62,920

Infect. MG Types(1-2)

46,600

7,019

535

Contacts 20-64 yrs.

294,046

102,973

7,160

Infect. Schools

249,304

136,043

10,458

Contacts 65-99 yrs.

64,435

17,082

1,691

Infect. MG Types(9-12)

1,605

790

85

Contacts Households

238,684

344,169

40,213

Total Deaths

7,009

3,764

303

Contacts MG Types(1-2)

231,051

37,785

3,185

Deaths 0-19 yrs.

1,041

744

67

Contacts Schools

699,427

352,987

28,013

Deaths 20-64 yrs.

4,095

2,059

156

Contacts MG Types(9-12)

8,231

3,775

360

Deaths 65-99 yrs.

1,873

961

80

Total Infections

335,071

208,959

18,548

    
  1. NPI ∗ strategy is optimized for the total number of infected.
  2. Legend: IAR - infection attack rate; CFR - case fatality ratio; MG - mixing group.