Table 2. Baseline and clinical characteristics of patients with Zika infection and other infectious causes of rash, FMT-HVD, Manaus, February 2018 to May 2019.
| Characteristics | Zika positive (N = 222) | Other infectionsa (N = 27) | ||
|---|---|---|---|---|
| n (%) or Mean ± SDb | n (%) or Mean ± SD | p-valuec | ||
| Age (years) d | 38.4 ± 12.2 | 29.1 ± 7.3 | 0.001 | |
| Age e | 18 to 40 | 130 (58.6) | 24 (88.9) | 0.008 |
| 41 to 59 | 81 (36.5) | 3 (11.1) | ||
| ≥ 60 | 11 (4.9) | 0 | ||
| Gender e | Male | 68 (30.6) | 12 (44.4) | 0.189 |
| Female | 154 (69.4) | 15 (55.6) | ||
| Race e | White | 29 (13.1) | 1 (11.1) | 1.000 |
| Black | 3 (1.3) | 0 | ||
| Brown | 186 (83.8) | 24 (88.9) | ||
| Indigenous | 1 (0.4) | 0 | ||
| Other | 3 (1.4) | 0 | ||
| Days since onset of symptoms d f | 3.8 ± 2.3 | 4.6 ± 2.3 | 0.0401 | |
| Days since onset of symptoms e | 0 to 2 | 66 (29.7) | 4 (14.8) | 0.140 |
| 3 to 5 | 115 (51.8) | 15 (55.6) | ||
| 6 to 8 | 36 (16.2) | 6 (22.2) | ||
| ≥ 9 | 5 (2.3) | 2 (7.4) | ||
| Signs and symptoms g | Maculopapular rash | 203 (91.4) | 25 (92.6) | 0.839 |
| Pruritus | 203 (91.4) | 24 (88.9) | 0.659 | |
| Fever | 117 (52.7) | 17 (63.0) | 0.313 | |
| Edema | 150 (67.6) | 18 (66.7) | 0.925 | |
| Arthralgia | 167 (75.2) | 20 (74.1) | 0.896 | |
| Conjunctival hyperemia | 146 (65.8) | 13 (48.2) | 0.072 | |
aOther infections (DENV = 3, CHIKV = 1, parvovirus B19 = 3, measles = 10, HIV = 1, syphilis = 2, EBV + Parvovirus B19 = 1, CMV + Parvovirus B19 = 2, CMV + EBV + Parvovirus B19 = 3, total = 27).
bMean ± standard deviation.
cUnadjusted p-value.
dMann-Whitney test.
eFisher exact test.
fDays from the onset of symptoms until medical attention and collection of laboratory specimens. Minimum value: 1 day in Zika and other infections positive patients. Maximum value: 16 days in Zika positive and 17 days in other infections positive patients.
gPearson Chi-square test.