Volume 9, Number 11—November 2003
Research
Ebola Hemorrhagic Fever Transmission and Risk Factors of Contacts, Uganda1
Paolo Francesconi*, Zabulon Yoti†, Silvia Declich*
, Paul Awil Onek‡, Massimo Fabiani*, Joseph Olango‡, Roberta Andraghetti*, Pierre E. Rollin§, Cyprian Opira†, Donato Greco*, and Stefania Salmaso*
, Paul Awil Onek‡, Massimo Fabiani*, Joseph Olango‡, Roberta Andraghetti*, Pierre E. Rollin§, Cyprian Opira†, Donato Greco*, and Stefania Salmaso*
Table 3
Univariate analysis of risk factors for Ebola hemorrhagic fever related to patient care and the number of types of direct contact among 83 contacts, Gulu, Uganda, 2000
| Risk factors | No. cases (%) | Crude PPR (95%CI)a | p value |
|---|---|---|---|
| Cared for patient |
|||
| No |
2 (5.0) |
1 |
|
| Cared only during patient’s early stage |
6 (30.0) |
6.00 (1.33 to 27.10) |
|
| Cared until the patient’s death at hospital the hospital |
6 (42.9) |
8.57 (1.95 to 37.66) |
|
| Cared until the patient’s death at home |
6 (66.7) |
13.33 (3.20 to 55.59) |
<0.001 (for trend) |
| Number of types of direct contact |
|||
| No direct contact |
1 (16.7) |
1 |
|
| One type of direct contact |
1 (2.9) |
0.18 (0.01 to 2.45) |
|
| Two types of direct contact |
10 (32.3) |
1.94 (0.30 to 12.44) |
|
| Three types of direct contact | 8 (66.7) | 4.00 (0.64 to 25.02) | <0.001 (for trend) |
aPPR, prevalence proportion ratios; CI, confidence interval.
1This paper is dedicated to Dr. Matthew Lukwiya, Medical Superintendent of St. Mary’s Hospital Lacor, and the other health staff who contracted and died of Ebola while taking care of hospital patients.
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