Table 2. Demographic and clinical characteristics of enrolled participants in Miami–Dade County, Florida, USA, with PCR-confirmed Zika virus disease by Zika virus IgM antibody result 12–19 months after illness onset (n = 62).
| Characteristic | Zika virus IgM results 12–19 mo after symptom onset, no. (%)* |
p value† | ||
|---|---|---|---|---|
| Positive | Equivocal | Negative | ||
| Age group, y | 0.58 | |||
| 1–18, n = 2 | 2 (100) | 0 | 0 | |
| 19–64, n = 54 | 38 (71) | 12 (22) | 4 (7) | |
|
>65, n = 6 |
5 (83) |
0 |
1 (17) |
|
| Sex | 0.30 | |||
| M, n = 32 | 25 (78) | 6 (19) | 1 (3) | |
| F, n = 30 |
20 (67) |
6 (20) |
4 (13) |
|
| Race/ethnicity | 0.18 | |||
| Non-Hispanic white, n = 12 | 11 (92) | 1 (8) | 0 | |
| Non-Hispanic African American, n = 4 | 1 (25) | 2 (50) | 1 (25) | |
| Hispanic, n = 42 | 29 (69) | 9 (21) | 4 (10) | |
| Unknown, n = 4 |
4 (100) |
0 |
0 |
|
| Main symptoms of Zika virus‡ | 0.28 | |||
| 1 of 4, n = 2 | 1 (50) | 1 (50) | 0 | |
| 2 of 4, n = 15 | 8 (54) | 5 (33) | 2 (13) | |
| 3 of 4, n = 32 | 25 (78) | 4 (13) | 3 (9) | |
| 4 of 4, n = 13 |
11 (85) |
2 (15) |
0 |
|
| Origin of infection | 0.52 | |||
| Florida, n = 34 | 24 (70) | 6 (18) | 4 (12) | |
| Outside Florida, n = 28 | 21 (75) | 6 (21) | 1 (4) | |
*All percentages are row percentages. †A p-value <0.05 was considered statistically significant. ‡Main symptoms were defined as fever, maculopapular rash, arthralgia, and conjunctivitis.