Table 8. Self-reported non-specific symptoms and results of Rickettsia spp. serology in relation to outcome in Serogroups 1–4.
| Symptoms | Sero-Group 1 No/(%) | Sero-Group 2 No/(%) | Sero- Group 3 No/(%) | Sero-Group 4 No/(%) | Total No/(%) |
|---|---|---|---|---|---|
| Headache | 6 (15.0) | 0 (0.0) | 7 (13.5) | 17 (13.9) | 30 (13.8) |
| Fatigue | 7 (17.5) | 0 (0.0) | 9 (17.3) | 14 (11.5) | 30 (13.8) |
| Fever | 4 (10.0) | 0 (0.0) | 1 (1.9) | 2 (1.6) | 7 (3.2) |
| Neck pain | 4 (10.0) | 1 (25.0) | 5 (9.6) | 10 (8.2) | 20 (9.2) |
| Loss of appetite | 3 (7.5) | 0 (0.0) | 0 (0.0) | 5 (4.1) | 8 (3.7) |
| Nausea | 5 (12.5) | 0 (0.0) | 3 (5.8) | 1 (0.8) | 9 (4.1) |
| Weight loss | 1 (2.5) | 0 (0.0) | 0 (0.0) | 2 (1.6) | 3 (1.4) |
| Vertigo | 7 (17.5) | 0 (0.0) | 2 (3.8) | 10 (8.2) | 19 (8.7) |
| Cognitive difficulties | 4 (10.0) | 0 (0.0) | 2 (3.8) | 5 (4.1) | 11 (5.0) |
| Radiating pain | 5 (12.5) | 1 (25.0) | 4 (7.7) | 4 (3.3) | 14 (6.4) |
| Myalgia/arthralgia | 8 (20.0) | 1 (25.0) | 9 (17.3) | 11 (9.0) | 29 (13.3) |
| Numbness | 5 (12.5) | 1 (25.0) | 4 (7.7) | 7 (5.7) | 17 (7.8) |
| Erythema migrans | 1 (2.5) | 0 (0.0) | 1 (1.9) | 1 (10.8) | 3 (1.4) |
| Total | 40 (18.3) | 4 (1.8) | 52 (23.9) | 122 (56.0) | 218 (100) |
| Borrelia Seroconversion | 3 (7.5) | 0 (0.0%) | 0 (0.0) | 4 (3.3) | 7 (3.2) |
| Borrelia seropositive | 17 (42.5) | 3 (75.0%) | 24 (46.2) | 44 (36.1) | 88 (40.4) |