Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

Volume 19, Number 8—August 2013

Dispatch

Travel-associated Diseases, Indian Ocean Islands, 1997–2010

Hélène SaviniComments to Author , Philippe Gautret, Jean Gaudart, Vanessa Field, Francesco Castelli, Rogelio López-Vélez, Poh Lian Lim, Marc Shaw, Frank von Sonnenburg, Louis Loutan, Fabrice Simon, and for the GeoSentinel Surveillance Network
Author affiliations: Laveran Military Teaching Hospital, Marseille, France (H. Savini, F. Simon); University Hospital Institute Méditerranée Infection, Marseille (P. Gautret); Aix Marseille University, Marseille (J. Gaudart); University College London, London, UK (J. Gaudart); InterHealth, London (V. Field); National Travel Health Network and Centre, London (V. Field); University of Brescia, Brescia, Italy (F. Castelli); Ramón y Cajal Hospital, Madrid, Spain (R. López-Vélez); Tan Tock Seng Hospital, Singapore (P.L. Lim); Worldwise Travellers Health Center, Auckland, New Zealand (M. Shaw); Ludwig Maximilian University of Munich, Munich, Germany (F. von Sonnenburg); Geneva University Hospital, Geneva, Switzerland (L. Loutan); University of Geneva, Geneva (L. Loutan)

Main Article

Table 1

Characteristics of 1,415 ill travelers returning from Indian Ocean islands, 1997–2010*

Characteristic All islands, n = 1,415 Madagascar, n = 502 Comoros, n = 444 Maldives, n = 174 Mauritius, n = 153 Seychelles, n = 81 Réunion Island, n = 39 >1 Island, n = 22
Female sex, %† 47.8 47.2 42.3 51.7 51.6 63 53.8 50
Median age, y (95% CI)† 36 (19–65) 33 (20–66) 39 (18–64) 34 (6–62) 37 (15–69) 39 (24–69) 33 (14–65) 32 (23–62)
Median travel duration, d (95% CI)† 29 (7–341) 30 (8–665) 41 (12–176) 14 (5–366) 14 (6–109) 14 (7–112) 19 (2–3270) 35 (9–416)
Reason for travel, %†
Tourism 44.5 53.8 5.6 62.6 81.0 85.2 48.7 59.1
VFR 30.8 5.2 89.4 0 5.2 1.2 10.3 0.0
Missionary/volunteer/
student/military 12.9 24.7 1.4 21.9 3.3 1.2 5.1 27.3
Business 10.9 15.9 1.8 15.5 10.5 11.1 30.8 9.1
Other 0.1 0.4 1.8 0 0 1.2 5.1 4.5
Pre-travel health advice, %† 43.3 55.2 32.2 47.1 35.9 37 25.6 72.7
Inpatient care, % 30.0 7.2 79.3 8.0 9.2 3.7 12.8 4.5

*VFR, visiting friends and relatives.
†p<0.01 for the comparison among islands.

Main Article

1Additional members of the GeoSentinel Surveillance Network who contributed data are listed at the end of this article.

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO