Dr. Murai Éva szerk.: Parasitologia Hungarica 24. (Budapest, 1991)

Table 4 Frequency of multiple tick bite in neuroborreliosis Etiology tick bite sum Etiology single multiple sum non-Lyme 188 25(11.7%) 213 Lyme 121 39 (24.4) 160 Sum 209 64 373 p<0.001 Table 5 Relative risk of different symptoms of Borrelia burgdorferi infection in children Risk factor P Lyme (all) 0.7 NS* ACA 0.0 0.004 Arthritis 0.78 NS BS 0.8 NS Carditis 0.6 NS ECM 1.32 0.01 Facial palsy 0.9 NS CNSI 0.9 NS LBC 23.12 0.0002 Periph. neuritis 0.27 0.03 * not significant Table 6 Frequency of arthritis among symptoms caused by B. burgdorferi Arthritis sum No Yes sum adult 617 244 (28.3%) 861 child 212 45 (18.6%) 257 sum 829 289 1118 p<0.001