Proportion of measurements above the detection limit (%) | Maximum electric field strength (V/m) | |||||||
Urban | Periurban | Rural | p Value* | Urban | Periurban | Rural | p Value | |
FM | 32.6 | 8.6 | 0.0 | <10−9 | 0.31 | 0.15 | 0.06 | <10−9 |
TV 3 | 0.0 | 0.0 | 0.0 | 0.01 | 0.06 | 0.06 | 0.05 | 0.02 |
TV 4&5 | 2.4 | 2.8 | 0.4 | 0.10 | 0.08 | 0.08 | 0.06 | <10−2 |
GSM† | 5.9 | 3.3 | 0.0 | <10−5 | 0.15 | 0.13 | 0.07 | <10−4 |
DCS‡ | 4.5 | 0.9 | 0.0 | <10−8 | 0.14 | 0.10 | 0.05 | <10−7 |
UMTS§ | 2.2 | 2.3 | 2.0 | 0.74 | 0.07 | 0.07 | 0.07 | 0.26 |
*Two-sided p value based on Kruskal–Wallis tests. †Global system for mobile communications. ‡Digital communication system. §Universal mobile telecommunication system.