Cutaneomucosal signs.

<p><b><i>Group A1: RT PCR CHIKV positive patients. Group A2: RT PCR CHIKV negative, IgM anti CHIKV positive, IgG anti CHIKV negative patients. Group B: RT PCR CHIKV negative, IgM anti CHIKV negative, IgG anti CHIKV negative patients.</i></b></p><p><b><i>Group A1 vs. Group A2: ^¤¤¤ p<0.001, ^¤¤ p<0.01, ^¤ p<0,05.</i></b></p><p><b><i>Group A1 vs. Group B:</i></b> *** <b><i>p<0.001, ** p<0.01, * p<0,05.</i></b></p><p><b><i>Average, standard deviation, percentage in parenthesis are indicated.</i></b></p

Clinical signs.

<p><b><i>Group A1: RT PCR CHIKV positive patients. Group A2: RT PCR CHIKV negative, IgM anti CHIKV positive, IgG anti CHIKV negative patients. Group B: RT PCR CHIKV negative, IgM anti CHIKV negative, IgG anti CHIKV negative patients.</i></b></p><p><b><i>Group A1 vs Group A2: ^¤¤¤ p<0.001, ^¤¤ p<0.01, ^¤ p<0,05.</i></b></p><p><b><i>Group A1 vs. Group B:</i></b> *** <b><i>p<0.001, ** p<0.01, * p<0,05.</i></b></p><p><b><i>Average, standard deviation, percentage in parenthesis are indicated.</i></b></p

Demographic data.

<p><b><i>Group A1: RT PCR CHIKV positive patients. Group A2: RT PCR CHIKV negative, IgM anti CHIKV positive, IgG anti CHIKV negative patients. Group B: RT PCR CHIKV negative, IgM anti CHIKV negative, IgG anti CHIKV negative patients.</i></b></p><p><b><i>Group A1 vs. Group A2: ^¤¤¤ p<0.001, ^¤¤ p<0.01, ^¤ p<0,05.</i></b></p><p><b><i>Group A1 vs. Group B:</i></b> *** <b><i>p<0.001, ** p<0.01, * p<0,05.</i></b></p><p><b><i>Average, standard deviation, percentage in parenthesis are indicated.</i></b></p

Arthralgia location.

<p><b><i>Group A1: RT PCR CHIKV positive patients. Group A2: RT PCR CHIKV negative, IgM anti CHIKV positive, IgG anti CHIKV negative patients. Group B: RT PCR CHIKV negative, IgM anti CHIKV negative, IgG anti CHIKV negative patients.</i></b></p><p><b><i>Group A1 vs. Group A2: ^¤¤¤ p<0.001, ^¤¤ p<0.01, ^¤ p<0,05.</i></b></p><p><b><i>Group A1 vs. Group B:</i></b> *** <b><i>p<0.001, ** p<0.01, * p<0,05.</i></b></p><p><b><i>Average, standard deviation, percentage in parenthesis are indicated.</i></b></p

Biological parameters.

<p><b><i>Group A1: RT PCR CHIKV positive patients. Group A2: RT PCR CHIKV negative, IgM anti CHIKV positive, IgG anti CHIKV negative patients. Group B: RT PCR CHIKV negative, IgM anti CHIKV negative, IgG anti CHIKV negative patients.</i></b></p><p><b><i>Group A1 vs. Group A2: ^¤¤¤ p<0.001, ^¤¤ p<0.01, ^¤ p<0,05.</i></b></p><p><b><i>Group A1 vs. Group B:</i></b> *** <b><i>p<0.001, ** p<0.01, * p<0,05.</i></b></p><p><b><i>Average, standard deviation, percentage in parenthesis are indicated.</i></b></p><p>^#<b><i>Physiological ranges.</i></b></p

Quantification of CHIKV 05.115 and CHIKV 06.21 of <i>Aedes albopictus.</i>

<p><i>(A)</i> midguts. <i>(B)</i> salivary glands</p

Viral replication in whole females of <i>Aedes albopictus</i> after oral infection with CHIKV 05.115 and CHIKV 06.21.

<p>Viral replication in whole females of <i>Aedes albopictus</i> after oral infection with CHIKV 05.115 and CHIKV 06.21.</p

Dissemination rates of <i>Aedes albopictus</i> and <i>Aedes aegypti</i> estimated 14 days post-infection with different CHIKV isolates (La Réunion, Mayotte, and Democratic Republic of Congo).

<p>In brackets, is given the number of females tested.</p><p><i>P</i>: Probability of homogeneity from Fisher's exact test. Significant values (P<0.05) are in bold.</p

Dissemination rates of <i>Aedes albopictus</i> infected with CHIKV 05.115 and CHIKV 06.21 at different viral titers.

<p>In brackets, the number of females tested is given.</p

Characteristics of mosquito collections carried out in March 2006.

<p>Characteristics of mosquito collections carried out in March 2006.</p