1. Taqman Array Card Results*
Cases and Contacts
Transmission
Cases (22 viral positive cases)
hCoV 229E = 3
hCoV NL63 = 1
hCoV OC43 = 8
hCov HKU1 = 5
Influenza A H3 = 6
Parainfluenza-3 = 2
RSV A = 2
RSV B = 4
Average virus + case had 1.4 viral agents detected.
Contacts
8 identified as virus infected and enrolled as cases
6 identified as virus infected not enrolled as cases
25 no viral infection detected.
Other infections / colonization
H influenza = 32
S. pneumonae = 2
7 Contacts became infected after start of surveillance
1 HKU1 & OC43 (contact data only)
1 OC43
2 Influenza A
2 HPIV
1 RSV_B
7 Events available for biomarker discovery
7 Participants infected with both HKU1 & OC43
3 presented with infection as case volunteers
3 presented with infect at 1st contact visit
1 showed infection on 7th follow-up visit
* Preliminary subject to verification

2. Summary PCR Confirmed Attack Rates
Influenza
Overall attack rate = 9.7% (Jan 31 – Mar 17)
Observed ≥ 24h prior to infection = 33%
Overall viral illness among 62 enrolled:
Attack rate =35% or 0.056/person-week
Among 49 enrolled at baseline:
16 viral cases
Attack rate = 33% or 0.054/person-week
Observed ≥ 24h prior to infection = 32%

3. Transmission (?) Network Diagram