Ethnic sexual mixing patterns of men and women, Paramaribo, Suriname, 2008 to 2010.

Percentages in row totals can exceed 100% as participants may have partners from various ethnicities.O = observed; E = expected. χ2 based on goodness of fit.The expected number of people with sexual partners from their own ethnicity was calculated by multiplying the total number of reported partners of an ethnicity (e.g. n = 353 for Hindustani) by the proportion of individuals from each ethnicity in the study (e.g. 19% for Hindustani). O/E is the ratio of the observed number of partners (e.g. n = 225 for Hindustani) divided by the expected number of partners from that ethnic group (e.g. n = 68 for Hindustani).aOther; Caucasian, Chinese, Indigenous (n = 57), unknown (n = 6).