The genotype and allele frequencies of the CR1 SNP (rs669117A/G) and four CR2 SNPs (rs1048971G/A, rs17615G/A, rs4308977T/C, rs17616G/A) determined in 267 patients with dengue fever and 133 healthy individuals are presented in Tables 2 and 3. The gene discussed is CR1; the disease is dengue disease.