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Volume 23, Number 10—October 2017
Research Letter

Ross River Virus Seroprevalence, French Polynesia, 2014–2015

Maite AubryComments to Author , Anita Teissier, Michael Huart, Sébastien Merceron, Jessica Vanhomwegen, Claudine Roche, Anne-Laure Vial, Sylvianne Teururai, Sébastien Sicard, Sylvie Paulous, Philippe Desprès, Jean-Claude Manuguerra, Henri-Pierre Mallet, Didier Musso, Xavier Deparis, and Van-Mai Cao-Lormeau
Author affiliations: Institut Louis Malardé, Tahiti, French Polynesia (M. Aubry, A. Teissier, C. Roche, S. Teururai, D. Musso, V.-M. Cao-Lormeau); Centre D’épidémiologie et de Santé Publique des Armées, Marseille, France and Unité Mixte de Recherche Sciences Economiques et Sociales de la Santé et Traitement de l’Information Médicale, Marseille (M. Huart, S. Sicard, X. Deparis); Institut de la Statistique de la Polynésie Française, Tahiti and Institut National de la Statistique et des Études Économiques, Sainte Clotilde, Réunion (S. Merceron); Institut Pasteur, Paris, France (J. Vanhomwegen, S. Paulous, J.-C. Manuguerra); Direction Départementale de la Cohésion Sociale et de la Protec-tion des Populations, Yonne, France (A.-L. Vial); Direction de la Santé de la Polynésie Française, Tahiti (A.-L. Vial, H.-P. Mallet); Université de La Réunion, Sainte Clotilde, France; Unité Mixte de Recherche Processus Infectieux en Milieu Insulaire Tropical, Sainte Clotilde (P. Desprès)

Main Article

Table

Seropositivity for Ross River virus among participants randomly recruited in French Polynesia from the general population during February–March, 2014 and September–November, 2015; and from schoolchildren during May–June 2014.

Sampled population, time of sampling, location of sampling Median age (range), y No. seropositive/No. born or arrived in French Polynesia before 1982 (% [95% CI]*) No. seropositive/No. born or arrived in French Polynesia from 1982 (% [95% CI]) Total no. seropositive/Total no. tested (% [95% CI])
General population
  February-March 2014
    Society Islands 47 (13–77) 9/29 (31 [14–48]) 4/20 (20 [11–40 ]) 13/49 (27 [9–45])
    Tuamotu Islands 39 (7–86) 6/28 (21 [6–37]) 2/21 (10 [4–27]) 8/49 (16 [6–26])
    Marquesas Islands 45 (10–82) 15/32 (47 [30–64]) 9/17 (53 [29–77]) 24/49 (49 [36–62])
    Austral-Gambier Islands 38 (7–84) 15/26 (58 [39–77]) 8/23 (35 [15–54]) 23/49 (47 [35–59])
    Total
 41 (7–86)
 45/115 (39 [30–48])
 23/81 (2 [19–38])
 68/196 (35 [27–43])
  September-November 2015
    Society Islands
 43 (4–88)
 77/397 (19 [16–23])
 46/303 (15[11–19])
 123/700 (18 [15–21])
Schoolchildren
  May-June 2014
    Society Islands 11 (6–16) − 6/476 (1[0–2]) 6/476 (1 [0–2])

*Confidence intervals (CI) were calculated by using Fischer’s exact test.

Main Article

Page created: September 19, 2017
Page updated: September 19, 2017
Page reviewed: September 19, 2017
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