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Table 4 Multivariate logistic regression analysis

From: Which preventive measures might protect health care workers from SARS?

Risk factors

OR (95% CI)

P value

Caring for "Super Spreading Patient" (No = 0: yes = 1)

3.57(1.94~6.57)

<0.001

Avoiding face to face contact while caring for SARS patients

  

   Never

1.00

 

   Sometimes

0.67(0.36~1.24)

>0.05

   Often

0.30(0.10~0.90)

<0.05

   Every time

0.30(0.15~0.60)

<0.001

Number of pairs of gloves worn (Double = 0: single = 1)

4.13(1.99~8.55)

<0.001

Method of air ventilation in office and SARS ward

  

   Artificial central ventilation

1.00

 

   Natural ventilation

0.40(0.18~0.88)

<0.05

   Natural ventilation and additional electronic exhaust fan

0.27(0.16~0.63)

<0.01

Performing tracheal intubations (No = 0: yes = 1)

2.76(1.16~6.53)

<0.05