Risk Factors for Pandemic (H1N1) 2009 Virus Seroconversion among Hospital Staff, Singapore
Mark I.C. Chen

, Vernon J.M. Lee, Ian Barr, Cui Lin, Rachelle Goh, Caroline Lee, Baldev Singh, Jessie Tan, Wei-Yen Lim, Alex R. Cook, Brenda Ang, Angela Chow, Boon Huan Tan, Jimmy Loh, Robert Shaw, Kee Seng Chia, Raymond T.P. Lin, and Yee Sin Leo
Author affiliations: Author affiliations: Tan Tock Seng Hospital, Singapore (M.I.C. Chen, R. Goh, C. Lee, B. Singh, J. Tan, B. Ang, A. Chow, Y.S. Leo); Duke-National University of Singapore Graduate Medical School, Singapore (M.I.C. Chen); Ministry of Defence, Singapore (V.J.M. Lee); World Health Organization Collaborating Centre for Reference and Research on Influenza, Melbourne, Victoria, Australia (I. Barr, R. Shaw); National Public Health Laboratory, Singapore (C. Lin, R.T.P. Lin); National University of Singapore, Singapore (W.-Y. Lim, A.R. Cook, K.S. Chia); DSO National Laboratories, Singapore (B.H. Tan, J. Loh)
Main Article
Table 3
Multivariate analysis of risk factors associated with seroconversion for pandemic (H1N1) 2009 in 531 healthcare workers, Singapore, 2009*
Risk factor |
Adjusted OR (95% CI) |
p value |
Occupational subgroup |
|
|
Allied health |
Referent |
|
Nurses |
4.5 (1.0–19.6) |
0.05 |
Ancilllary and support |
1.5 (0.2–11.1) |
0.69 |
Administration |
3.6 (0.3–42.8) |
0.31 |
Doctors
|
3.8 (0.5–28.7)
|
0.19
|
Pandemic (H1N1) 2009 isolation wards vs. all others |
4.5 (1.3–15.6) |
0.02 |
Contact with colleague(s) who had pandemic (H1N1) 2009 vs. none |
2.5 (0.9–6.6) |
0.06 |
Household size (per additional household member) |
1.2 (1.0–1.4) |
0.06 |
HI titer in baseline sample (per unit of increase)† |
0.5 (0.3–1.0) |
0.05 |
Main Article
Page created: September 07, 2011
Page updated: September 07, 2011
Page reviewed: September 07, 2011
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