TABLE 3.
Clinical and laboratory data for patients definitely with a rickettsiosis and patients possibly with a possible rickettsiosisa
| Variable | Patients definitely with a rickettsiosis (n = 93)
|
Patients possibly with a rickettiosis (n = 104) | ||||||
|---|---|---|---|---|---|---|---|---|
| MSF (n = 48) | ATBF (n = 25) | TIBOLA (n = 12) | Infection with Rm (n = 5) | Infection with AFR (n = 1)b | Infection with Raes (n = 1)b | Infection with Rsib (n = 1)b | ||
| Sex ratio (no. of M/no. of F) | 1.7 | 3.2 | 0.5 | 4 | 0 | 1 | 0 | 1.7 |
| Mean ± SD age (yr) | 51.1 ± 17.3 | 51.8 ± 14.3 | 34.2 ± 20.4 | 59.0 ± 8.6 | 36 | 36 | 52 | 42.2 ± 16.1 |
| Percentage of patients with: | ||||||||
| Tick bite | 60.4 | 64 | 100 | 0 | − | + | + | 48 |
| Inoculation eschar | 100 | 100 | 100 | 100 | + | + | + | 5 |
| Fever | 100 | 60 | 16.7 | 100 | + | + | + | 37.5 |
| Eruptive skin lesions | 100 | 64 | 8.3 | 60 | + | + | + | 72.1 |
| Enlarged lymph nodes | 0 | 68 | 100 | 60 | − | − | − | 19.4 |
| Liver cytolysis | 81.2 | 56 | 25 | 0 | − | + | + | 17.3 |
| Thrombocytopenia | 75 | 52 | 0 | 20 | − | − | − | 21.1 |
| Early antibiotic therapy | 18.7 | 16 | 25 | 0 | − | − | − | 20.2 |
| Eschar biopsy | 91.7 | 100 | 100 | 100 | + | + | + | 45.4 |
| Shipment delay >24 h | 39.6 | 36 | 16.7 | 0 | − | + | − | 42.3 |
| Antibodies to a Rickettsia sp. | 62.5 | 60 | 41.7 | 0 | + | − | − | 24 |
a
Abbreviations: M, male; F, female; Rc, “R. conorii conorii”; Raf, R. africae; Rslo, R. slovaca; Rm, “R. sibirica mongolotimonae”; Raes, R. aeschlimannii; AFR, “R. conorii caspia”; Rsib, “R. sibirica sibirica.”
b
Data for one patient are indicated in each of these three columns and thus are not given as means but as the value for the age and as the presence or absence for the other variables.