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Table 3. Results of epidemiological studies on mobile phone use and acoustic neuroma.20

Study Acoustic neuroma Acoustic neuroma short latency    Acoustic neuroma longer latency 
* Discordant pairs
† Partly overlapping with Lönn et al. (2004) and Christensen et al. (2004)
20 The table is modified from the report to the Swedish Radiation Protection board (SSI's Independent Expert
Group on Electromagnetic Fields 2005).
21 RR – Relative Risk
22 CI – Confidence Interval
  Number exposed cases RR21 (95% CI22) Number exposed cases RR (95% CI) Number exposed cases RR (95% CI)
Hardell et al. 1999 5 0.8 (0.1-4.2)        
Inskip et al. 2001 22 1.0 (0.5-1.9) 8 1.8 (0.7-4.5)  0.5-2 yr 5 1.9 (0.6-5.9)
Johansen et al. 2001 7 0.6 (0.3-1.3)        
Muscat et al. 2002     7 0.5 (0.2-1.3)  1-2 yr  11  1.7 (0.5-5.1)  3-6 yr
Hardell et al. 2002 38* analogue
23* digital		 3.5 (1.8-6.8) 
1.2 (0.7-2.2)		 12* analogue
21* digital		 3.0 (1.0-9.3) 1-5 yr
1.2 (0.6-2.2) 1-5 yr		 7* analogue
2* digital		 3.5 (0.7-16.8) >10 yr
2.0 (0.2-22.1) >5 yr
Lönn et al. 2004 89 1.0 (0.6-1.5) 44 0.8 (0.5-1.3) 1-4 yr 14 1.9 (0.9-4.1) ≥10 yr
Christensen et al. 2004 45 0.9 (0.5-1.6) 23 0.9 (0.5-1.6) 1-4 yr 2 0.2 (0.0-1.1) ≥10 yr
Hardell et al. 2005a 20 analogue
53 digital		 4.2 (1.8-10)
2.0 (1.0-3.8)		 2 analogue
29 digital		 9.9 (1.4-69) 1-5 yr
1.7 (0.9-3.5) 1-5 yr		 11 analogue
7 analogue
23 digital		 5.1 (1.9-14) 5-10 yr
2.6 (0.9-8.0) >10 yr
2.7 (1.3-5.7) 5-10 yr
Schoemaker et al. 2005† 360 0.9 (0.7-1.1) 174 0.8 (0.7-1.0) 1.5-4 yr 139
47		 0.9 (0.7-1.2) 5-9 yr
1.0 (0.7-1.5) ≥10 yr
Schüz et al. 2006b 32 0.7 (0.5-1.0)        
Takebayashi et al. 2006 97 0.7 (0.4-1.2) 21 0.8 (0.4-1.5) 4-7 yr 4 4 0.8 (0.2-2.7) ≥ 8yr

Source: SCENIHR  Possible effects of Electromagnetic Fields (EMF) on Human Health