Correction: Long-term persistence of serum IgM antibodies against chikungunya virus in patients with chronic arthralgia
Leile Camila Jacob-Nascimento, Rosângela O. Anjos, Moyra M. Portilho, Viviane M. Cavalcanti, Adriane S. Paz, Lorena G. Santos, Moisés S. Sousa, Julia G. Costa, Mariane R. Silva, Patrícia S. S. Moreira, Uriel Kitron, Scott C. Weaver, Mittermayer B. Santiago, Mitermayer G. Reis
Abstract
Genes, proteins, chemicals, diseases, species, mutations and cell lines named across the full text — each resolved to its canonical identifier and authoritative record.
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Taxonomy
TopicsAutoimmune and Inflammatory Disorders Research · T-cell and Retrovirus Studies · Viral Infections and Immunology Research
Correction: Virol J 22, 115 (2025)
https://doi.org/10.1186/s12985-025–02721-x
In Table 1 of this article [1], the values in the footnotes a, c, and d were incorrect and their values were updated. Table 1. Demographic, clinical and laboratory features of laboratory-confirmed chikungunya patientsCharacteristicsDays post symptoms onset (DPSO) at the time of the visit0–7(N = 45)10–30 (N = 40)31–60 (N = 13)61–90(N = 7)91–120(N = 2)121–720(N = 8)721–900 (N = 17)901–1080 (N = 8)1,081–1,260 (N = 3) > 1,260(N = 2)Demographics and clinical**% (n) or median (interquartile range)**Sex (female)33 (73)30 (75)11 (84)4 (57)1 (50)7 (87)12 (70)6 (75)2 (66)1 (50)Age44 (35–56)45 (35–56)37 (30–49)56 (47–52)38 (33–44)54 (40–68)44 (33–52)40 (33–48)37 (21–55)44 (33–56)DPSO1(1.5–3)15(13–20)36(37–44)74(67–78)102(96 −107)166(147–271)848(806–860)1008(959–1,022)1,120(1,120–1172,5)1,301.5 (1,294–1308,8)Arthralgia45 (100)35 (94) ^a^12 (92)7 (100)2 (100)7 (87)17 (100)8 (100)3 (100)2 (100)Myalgia45 (100)0 (0) ^b^8 (80) ^d^6 (85)0 (0)4 (50)13 (76)5 (62)2 (66)1 (50)Joint edema31 (68)27 (75) ^c^12 (100) ^e^7 (100)2 (100)5 (62)12 (75)7 (87)2 (66)2 (100)LaboratoryRT-qPCR CHIKV positive43 (95)5 (2)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0)0 (0) Cycle Threshold22.82(20.0–28.4)36.75(35.6–37.9)--------ELISA IgM positive ^f,h^6 (13)40 (100)13 (100)7 (100)2 (100)5 (62)6 (35)1 (12)1 (33)1 (50)ELISA IgG positive ^g,h^1 (2)40 (100)13 (100)7 (100)2 (100)8 (100)17 (100)8 (100)3 (100)2 (100)^a^Data available for 37 patients^b^Data available for 2 patients^c^Data available for 36 patients^d^Data available for 10 patients^e^Data available for 12 patients^f^Results based on the sample-to-calibrator optical density ratio for the IgM ELISA are interpreted as follows: Negative < 0.9; Positive > 1.1; Indeterminate ≥ 0.9 and ≤ 1.1^g^Results based on sample-to-calibrator optical density ratio for the IgG ELISA are interpreted as follows: Negative < 0.8; Positive ≥ 1.1; Indeterminate ≥ 0.8 and < 1.1^h^The Sample/Calibrator ratio is calculated by dividing the optical density obtained with the test sample by the calibrator value, which is unique for the IgG ELISA and an average of a duplicate calibrator for the IgM ELISA
Incorrect footnotes:
^a^Data available for 35 patients
^c^Data available for 27 patients
^d^Data available for 8 patients
Correct Footnote should read:
^a^Data available for 37 patients
^c^Data available for 36 patients
^d^Data available for 10 patients
The original article has been corrected.