Sputum bacteriology in patients with acute exacerbations of COPD in Hong Kong.

Study Objective: To study the demographics and sputum microbiology of patients admitted to a teaching hospital with acute exacerbations of chronic obstructive pulmonary disease (AECOPD).

Design: A retrospective study.

Setting: A tertiary university hospital in Hong Kong.

Seroprevalence of antibody to severe acute respiratory syndrome (SARS)-associated coronavirus among health care workers in SARS and non-SARS medical wards.

The seroprevalence of antibody to severe acute respiratory syndrome (SARS)-associated coronavirus (SARS-CoV) in cohorts of health care workers (HCWs) with subclinical infection in SARS and non-SARS medical wards was 2.3% (3 of 131 HCWs) and 0% (0 of 192 HCWs), respectively. Rates for clinical SARS-CoV infection among 742 HCWs on these wards were highest among nurses (11.