From: Evaluation of factors influencing tick bites and tick-borne infections: a longitudinal study
No tick bite (no. = 322)/tick bite (no. = 22)a, P-value | Total | |
---|---|---|
Symptoms ≤ 3 month | ||
Fever | 4/0, P = 1 | 4/344 = 1.2% |
Headache | 59/3, P = 0.777 | 62/344 = 18% |
Myalgia | 19/2, P = 0.634 | 21/344 = 6.1% |
Arthralgia | 18/1, P = 1 | 19/344 = 5.5% |
Lymphadenitis | 10/1, P = 0.522 | 11/344 = 3.2% |
Fatigue | 1/0, P = 1 | 1/344 = 0.3% |
Wound, unknown cause or after insect bite | 21/5, P = 0.04 | 26/344 = 7.6% |
Wound, black crust | 4/1, P = 0.411 | 5/344 = 1.5% |
Red ring on the skin | 7/1, P = 0.520 | 8/344 = 2.3% |
Rash | 7/1, P = 0.520 | 8/344 = 2.3% |
Potential risk factors | ||
Outdoor recreational activities | 228/18, P = 0.335 | 246/344 = 71.5% |
Outdoor work related activities | 76/9, P = 0.077 | 85/344 = 24.7% |
Furred pet ownership | 152/14, P = 0.136 | 166/344 = 48.3% |
No seroconversion (no. = 119)/seroconversion (no. = 8), P-value | ||
---|---|---|
Symptoms since last blood sample | ||
Fever | 1/0, P = 1 | 1/127 = 0.8% |
Headache | 8/0, P = 1 | 8/127 = 6.3% |
Myalgia | 3/0, P = 1 | 3/127 = 2.4% |
Arthralgia | 5/0, P = 1 | 5/127 = 3.9% |
Lymphadenitis | 0/0 | 0/127 |
Fatigue | 6/0, P = 1 | 6/127 = 4.7% |
Wound, unknown cause or after insect bite | 3/0, P = 1 | 3/127 = 2.4% |
Wound, black crust | 0/0 | 0/127 |
Red ring on the skin | 0/0 | 0/127 |
Rash | 0/0 | 0/127 |
Potential risk factors | ||
Outdoor recreational activities | 81/4, P = 0.267 | 85/127 = 66.9% |
Outdoor work related activities | 30/1, P = 0.678 | 31/127 = 24.4% |
Furred pet ownership | 59/3, P = 0.717 | 62/127 = 48.8% |
Tick bite within season | 7/0, P = 1 | 7/127 = 5.5% |